Color

#cb1201

#cb1201
hex#cb1201
rgbrgb(203, 18, 1)
hslhsl(5, 99%, 40%)
oklchoklch(0.534 0.212 30.2)
Closest name: Blood Kiss (#c30b0a)Relative luminance 0.1313

Colors that go with #cb1201

Royal Blue, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#01bacb

#cb0155 · #cb7701

#01cb12 · #1201cb

Split-complementary

Open in tool →

#01cb77 · #0155cb

#55cb01 · #01bacb · #7701cb

Contrast

#cb1201 as textRatioAAAA largeAAAFix
Aaon white
5.79:1passpassfail
  • AAA: use #b21001 as the text (7.08:1)
Aaon black
3.63:1failpassfail
  • AA: use #e91501 as the text (4.57:1)
  • AAA: use #fe6152 as the text (7.05:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cb1201 as the background.

Brands using this color

Fonts for this mood

#cb1201 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cb1201
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #cb1201 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cb1201-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