Color

#cb1a2c

#cb1a2c
hex#cb1a2c
rgbrgb(203, 26, 44)
hslhsl(354, 77%, 45%)
oklchoklch(0.54 0.206 23.9)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1362

Colors that go with #cb1a2c

Charcoal, Royal Blue 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 →

#1acbb9

#cb1a84 · #cb611a

#2ccb1a · #1a2ccb

Split-complementary

Open in tool →

#1acb61 · #1a84cb

#84cb1a · #1acbb9 · #611acb

Contrast

#cb1a2c as textRatioAAAA largeAAAFix
Aaon white
5.64:1passpassfail
  • AAA: use #b01726 as the text (7.01:1)
Aaon black
3.72:1failpassfail
  • AA: use #e22235 as the text (4.51:1)
  • AAA: use #ec6f7b as the text (7.13:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cb1a2c as the background.

Brands using this color

Fonts for this mood

#cb1a2c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cb1a2c
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 #cb1a2c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cb1a2c-c49d9c-62cb8e-2d241f-f1e9ee?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