Color

#a41204

#a41204
hex#a41204
rgbrgb(164, 18, 4)
hslhsl(5, 95%, 33%)
oklchoklch(0.458 0.179 30.3)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.0833

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#0497a4

#a40447 · #a46104

#04a412 · #1204a4

Split-complementary

Open in tool →

#04a461 · #0447a4

#47a404 · #0497a4 · #6104a4

Contrast

#a41204 as textRatioAAAA largeAAAFix
Aaon white
7.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.67:1failfailfail
  • AA: use #ea1906 as the text (4.64:1)
  • AAA: use #fb6456 as the text (7.06:1)
  • AA: or shift the background to #c4c4c4 (4.51:1)
  • AAA: or shift the background to #f2f2f2 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a41204 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#a41204 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a41204
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a41204 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a41204-c4a49c-62cba1-2d261f-f1e9ec?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md