Color

#cb1555

#cb1555
hex#cb1555
rgbrgb(203, 21, 85)
hslhsl(339, 81%, 44%)
oklchoklch(0.545 0.209 9.5)
Closest name: Akari Red (#c90b42)Relative luminance 0.1389

Colors that go with #cb1555

Teal, Amber and Denim 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 →

#15cb8b

#cb15b0 · #cb3115

#55cb15 · #1555cb

Split-complementary

Open in tool →

#15cb31 · #15b0cb

#b0cb15 · #15cb8b · #3115cb

Contrast

#cb1555 as textRatioAAAA largeAAAFix
Aaon white
5.56:1passpassfail
  • AAA: use #ab1247 as the text (7.22:1)
Aaon black
3.78:1failpassfail
  • AA: use #e2185f as the text (4.53:1)
  • AAA: use #ef6796 as the text (7.05:1)
  • AA: or shift the background to #e8e8e8 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cb1555 as the background.

Brands using this color

Fonts for this mood

#cb1555 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cb1555
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 #cb1555 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cb1555-c49ca5-62cb74-2d211f-f1e9f0?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