{ "name": "Luminal", "slug": "luminal", "domain": "https://luminal.com", "sources": [ "yc" ], "branding": { "colorScheme": "dark", "fonts": [ { "family": "Geist Mono", "role": "monospace" } ], "colors": { "primary": "#2FAA6E", "accent": "#2FAA6E", "background": "#080F11", "textPrimary": "#080F11", "link": "#143E2D" }, "typography": { "fontFamilies": { "primary": "Geist Mono", "heading": "Geist Mono" }, "fontStacks": { "heading": [ "ui-sans-serif", "system-ui", "sans-serif", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" ], "body": [ "ui-sans-serif", "system-ui", "sans-serif", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" ], "paragraph": [ "ui-sans-serif", "system-ui", "sans-serif", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" ] }, "fontSizes": { "h1": "60px", "h2": "30px", "body": "18px" } }, "spacing": { "baseUnit": 8, "borderRadius": "0px" }, "components": { "buttonPrimary": { "background": "#2FAA6E", "textColor": "#080F11", "borderColor": "#2FAA6E", "borderRadius": "4px", "borderRadiusCorners": { "topLeft": "4px", "topRight": "4px", "bottomRight": "4px", "bottomLeft": "4px" }, "shadow": "none" }, "buttonSecondary": { "background": "transparent", "textColor": "#A1A4A5", "borderColor": "#2D3335", "borderRadius": "4px", "borderRadiusCorners": { "topLeft": "4px", "topRight": "4px", "bottomRight": "4px", "bottomLeft": "4px" }, "shadow": "none" } }, "images": { "logo": null, "favicon": "https://www.luminal.com/icon.svg?icon.92a21eff.svg", "ogImage": null }, "__llm_button_reasoning": { "primary": { "index": 0, "text": "Get Started", "reasoning": "Button #0 is selected as the primary CTA because it uses a vibrant brand color (#2FAA6E) and has action-oriented text ('Get Started'), which is a strong indicator of a primary call-to-action." }, "secondary": { "index": 3, "text": "Talk to an Engineer", "reasoning": "Button #3 is selected as the secondary CTA because it has a transparent background, contrasting with the primary button's vibrant color, and offers a supportive action ('Talk to an Engineer')." }, "confidence": 0.95 }, "personality": { "tone": "modern", "energy": "high", "targetAudience": "tech-savvy professionals" }, "designSystem": { "framework": "tailwind", "componentLibrary": "" }, "confidence": { "buttons": 0.95, "colors": 0.9, "overall": 0.925 }, "__llm_metadata": { "logoSelection": { "llmCalled": false, "llmSucceeded": false, "finalSource": "none" }, "buttonClassification": { "llmCalled": true, "llmSucceeded": true } } }, "images": [ { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/ec411e35e5.webp", "alt": "Luminal Blog | Substack", "source_url": "https://blog.luminal.com/", "image_url": "https://substackcdn.com/image/fetch/$s_!w6rx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F91112858-cba1-4a8f-8b39-d0ffa6218953_1776x916.jpeg", "width": 1776, "height": 916, "bytes": 351833, "query": "site:luminal.com", "query_suffix": "site:luminal.com" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/6ec33e572a.webp", "alt": "Luminal Blog | Substack", "source_url": "https://blog.luminal.com/", "image_url": "https://substackcdn.com/image/fetch/$s_!hE6n!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8e12d998-dec3-4d08-9dee-db04e0da341e_1464x830.png", "width": 1456, "height": 825, "bytes": 76249, "query": "site:luminal.com", "query_suffix": "site:luminal.com" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/9b675d9c4a.webp", "alt": "Compiling Models to Megakernels - by Luminal and Joe Fioti", "source_url": "https://blog.luminal.com/p/compiling-models-to-megakernels", "image_url": "https://substackcdn.com/image/fetch/$s_!yrRt!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faa4d6943-3e6e-47c0-915a-45e9731fcd69_1178x484.png", "width": 1178, "height": 484, "bytes": 47387, "query": "site:luminal.com blog", "query_suffix": "site:luminal.com blog" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/d996bb8c10.webp", "alt": "Luminal Blog | Substack", "source_url": "https://blog.luminal.com/", "image_url": "https://substackcdn.com/image/fetch/$s_!lrfi!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff469c82a-fcfa-431c-b5b1-c3f6f37673e6_1272x665.webp", "width": 1272, "height": 665, "bytes": 97196, "query": "site:luminal.com", "query_suffix": "site:luminal.com" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/202cdda8d0.webp", "alt": "Compiling Models to Megakernels - by Luminal and Joe Fioti", "source_url": "https://blog.luminal.com/p/compiling-models-to-megakernels", "image_url": "https://substackcdn.com/image/fetch/$s_!VkC-!,w_1200,h_675,c_fill,f_jpg,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc3fe3c3f-74ad-4862-a2d2-edb8b3705ecb_3840x2160.png", "width": 1200, "height": 675, "bytes": 39046, "query": "site:luminal.com blog", "query_suffix": "site:luminal.com blog" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/luminal/45e0aafd3f.webp", "alt": "Luminal Blog | Substack", "source_url": "https://blog.luminal.com/", "image_url": "https://substackcdn.com/image/fetch/$s_!Vvzg!,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fluminalai.substack.com%2Ftwitter%2Fsubscribe-card.jpg%3Fv%3D-797365021%26version%3D9", "width": 920, "height": 480, "bytes": 42082, "query": "site:luminal.com", "query_suffix": "site:luminal.com" } ], "font_resources": [ { "family": "Geist Mono", "google_fonts_url": "https://fonts.google.com/specimen/Geist+Mono" }, { "family": "Geist Mono", "google_fonts_url": "https://fonts.google.com/specimen/Geist+Mono" } ], "google_fonts_css": "https://fonts.googleapis.com/css2?family=Geist+Mono&family=Geist+Mono&display=swap", "font_download_note": "Not found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.", "page_url": "https://characterquilt.com/branding/luminal", "agent_instructions": "You are designing or implementing in Luminal's brand identity.\n\n# Brand profile\n- Company: Luminal\n- Source: https://luminal.com\n- Color scheme: dark\n\n# Colors\n- primary: #2FAA6E\n- accent: #2FAA6E\n- background: #080F11\n- textPrimary: #080F11\n- link: #143E2D\n\n# Typography\n- primary: Geist Mono — https://fonts.google.com/specimen/Geist+Mono\n- heading: Geist Mono — https://fonts.google.com/specimen/Geist+Mono\n\nLoad all fonts at once: \n\n# UI Components\n- buttonPrimary: background=#2FAA6E, textColor=#080F11, borderColor=#2FAA6E, borderRadius=4px, shadow=none\n- buttonSecondary: background=transparent, textColor=#A1A4A5, borderColor=#2D3335, borderRadius=4px, shadow=none\n\n# Brand voice\n- Tone: modern\n- Energy: high\n- Audience: tech-savvy professionals\n\n# Working with these fonts\nNot found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.\n\n# Full machine-readable profile\nhttps://characterquilt.com/branding/luminal.json", "page_markdown": "# Luminal Brand Identity\n\nA complete profile of **Luminal**'s visual system — colors, typography, components, and personality — extracted from https://luminal.com. Built for designers, agents, and AI tools.\n\n- Page: https://characterquilt.com/branding/luminal\n- Machine-readable JSON: https://characterquilt.com/branding/luminal.json\n- Per-page llms.txt: https://characterquilt.com/branding/luminal/llms.txt\n\n## Quick Facts\n\n| Field | Value |\n|---|---|\n| Primary | #2FAA6E |\n| Accent | #2FAA6E |\n| Body Font | Geist Mono |\n| Heading Font | Geist Mono |\n\n## Color Palette\n\n- primary: #2FAA6E\n- accent: #2FAA6E\n- background: #080F11\n- textPrimary: #080F11\n- link: #143E2D\n\n## Typography\n\n- primary: Geist Mono — https://fonts.google.com/specimen/Geist+Mono\n- heading: Geist Mono — https://fonts.google.com/specimen/Geist+Mono\n\n## Visual Assets\n\n- Favicon: https://www.luminal.com/icon.svg?icon.92a21eff.svg\n\n## UI Components\n\n- buttonPrimary: background=#2FAA6E, textColor=#080F11, borderColor=#2FAA6E, borderRadius=4px, shadow=none\n- buttonSecondary: background=transparent, textColor=#A1A4A5, borderColor=#2D3335, borderRadius=4px, shadow=none\n\n## Brand Personality\n\nTone: modern · Energy: high · Audience: tech-savvy professionals\n\n## Luminal Brand in the Wild\n\nReal-world brand assets — ads, campaigns, marketing materials.\n\n- **Luminal Blog | Substack**\n - Image: https://substackcdn.com/image/fetch/$s_!w6rx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F91112858-cba1-4a8f-8b39-d0ffa6218953_1776x916.jpeg\n - Source: https://blog.luminal.com/\n- **Luminal Blog | Substack**\n - Image: https://substackcdn.com/image/fetch/$s_!hE6n!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8e12d998-dec3-4d08-9dee-db04e0da341e_1464x830.png\n - Source: https://blog.luminal.com/\n- **Compiling Models to Megakernels - by Luminal and Joe Fioti**\n - Image: https://substackcdn.com/image/fetch/$s_!yrRt!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faa4d6943-3e6e-47c0-915a-45e9731fcd69_1178x484.png\n - Source: https://blog.luminal.com/p/compiling-models-to-megakernels\n- **Luminal Blog | Substack**\n - Image: https://substackcdn.com/image/fetch/$s_!lrfi!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff469c82a-fcfa-431c-b5b1-c3f6f37673e6_1272x665.webp\n - Source: https://blog.luminal.com/\n- **Compiling Models to Megakernels - by Luminal and Joe Fioti**\n - Image: https://substackcdn.com/image/fetch/$s_!VkC-!,w_1200,h_675,c_fill,f_jpg,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc3fe3c3f-74ad-4862-a2d2-edb8b3705ecb_3840x2160.png\n - Source: https://blog.luminal.com/p/compiling-models-to-megakernels\n- **Luminal Blog | Substack**\n - Image: https://substackcdn.com/image/fetch/$s_!Vvzg!,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fluminalai.substack.com%2Ftwitter%2Fsubscribe-card.jpg%3Fv%3D-797365021%26version%3D9\n - Source: https://blog.luminal.com/\n\n## Working with these fonts\n\nNot found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.\n\n## Machine-Readable Profile\n\n```json\n{\n \"colorScheme\": \"dark\",\n \"fonts\": [\n {\n \"family\": \"Geist Mono\",\n \"role\": \"monospace\"\n }\n ],\n \"colors\": {\n \"primary\": \"#2FAA6E\",\n \"accent\": \"#2FAA6E\",\n \"background\": \"#080F11\",\n \"textPrimary\": \"#080F11\",\n \"link\": \"#143E2D\"\n },\n \"typography\": {\n \"fontFamilies\": {\n \"primary\": \"Geist Mono\",\n \"heading\": \"Geist Mono\"\n },\n \"fontStacks\": {\n \"heading\": [\n \"ui-sans-serif\",\n \"system-ui\",\n \"sans-serif\",\n \"Apple Color Emoji\",\n \"Segoe UI Emoji\",\n \"Segoe UI Symbol\",\n \"Noto Color Emoji\"\n ],\n \"body\": [\n \"ui-sans-serif\",\n \"system-ui\",\n \"sans-serif\",\n \"Apple Color Emoji\",\n \"Segoe UI Emoji\",\n \"Segoe UI Symbol\",\n \"Noto Color Emoji\"\n ],\n \"paragraph\": [\n \"ui-sans-serif\",\n \"system-ui\",\n \"sans-serif\",\n \"Apple Color Emoji\",\n \"Segoe UI Emoji\",\n \"Segoe UI Symbol\",\n \"Noto Color Emoji\"\n ]\n },\n \"fontSizes\": {\n \"h1\": \"60px\",\n \"h2\": \"30px\",\n \"body\": \"18px\"\n }\n },\n \"spacing\": {\n \"baseUnit\": 8,\n \"borderRadius\": \"0px\"\n },\n \"components\": {\n \"buttonPrimary\": {\n \"background\": \"#2FAA6E\",\n \"textColor\": \"#080F11\",\n \"borderColor\": \"#2FAA6E\",\n \"borderRadius\": \"4px\",\n \"borderRadiusCorners\": {\n \"topLeft\": \"4px\",\n \"topRight\": \"4px\",\n \"bottomRight\": \"4px\",\n \"bottomLeft\": \"4px\"\n },\n \"shadow\": \"none\"\n },\n \"buttonSecondary\": {\n \"background\": \"transparent\",\n \"textColor\": \"#A1A4A5\",\n \"borderColor\": \"#2D3335\",\n \"borderRadius\": \"4px\",\n \"borderRadiusCorners\": {\n \"topLeft\": \"4px\",\n \"topRight\": \"4px\",\n \"bottomRight\": \"4px\",\n \"bottomLeft\": \"4px\"\n },\n \"shadow\": \"none\"\n }\n },\n \"images\": {\n \"logo\": null,\n \"favicon\": \"https://www.luminal.com/icon.svg?icon.92a21eff.svg\",\n \"ogImage\": null\n },\n \"__llm_button_reasoning\": {\n \"primary\": {\n \"index\": 0,\n \"text\": \"Get Started\",\n \"reasoning\": \"Button #0 is selected as the primary CTA because it uses a vibrant brand color (#2FAA6E) and has action-oriented text ('Get Started'), which is a strong indicator of a primary call-to-action.\"\n },\n \"secondary\": {\n \"index\": 3,\n \"text\": \"Talk to an Engineer\",\n \"reasoning\": \"Button #3 is selected as the secondary CTA because it has a transparent background, contrasting with the primary button's vibrant color, and offers a supportive action ('Talk to an Engineer').\"\n },\n \"confidence\": 0.95\n },\n \"personality\": {\n \"tone\": \"modern\",\n \"energy\": \"high\",\n \"targetAudience\": \"tech-savvy professionals\"\n },\n \"designSystem\": {\n \"framework\": \"tailwind\",\n \"componentLibrary\": \"\"\n },\n \"confidence\": {\n \"buttons\": 0.95,\n \"colors\": 0.9,\n \"overall\": 0.925\n },\n \"__llm_metadata\": {\n \"logoSelection\": {\n \"llmCalled\": false,\n \"llmSucceeded\": false,\n \"finalSource\": \"none\"\n },\n \"buttonClassification\": {\n \"llmCalled\": true,\n \"llmSucceeded\": true\n }\n }\n}\n```\n" }