Color

#ca5b2b

#ca5b2b
hex#ca5b2b
rgbrgb(202, 91, 43)
hslhsl(18, 65%, 48%)
oklchoklch(0.602 0.154 42)
Closest name: Boho Copper (#b96033)Relative luminance 0.2021

Colors that go with #ca5b2b

Charcoal, Crimson and Sea Green 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.

Real palettes that use #ca5b2b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2b9aca

#ca2b4b · #caaa2b

#2bca5b · #5b2bca

Split-complementary

Open in tool →

#2bcaaa · #2b4bca

#4bca2b · #2b9aca · #aa2bca

Contrast

#ca5b2b as textRatioAAAA largeAAAFix
Aaon white
4.16:1failpassfail
  • AA: use #bd5528 as the text (4.67:1)
  • AAA: use #8f401e as the text (7.19:1)
  • AA: or shift the background to #0f0f0f (4.6:1)
Aaon black
5.04:1passpassfail
  • AAA: use #db7e57 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ca5b2b 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

#ca5b2b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ca5b2b
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 #ca5b2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ca5b2b-c4ad9c-62cbb8-2d291f-f1e9eb?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