Color

#cb4f3a

#cb4f3a
hex#cb4f3a
rgbrgb(203, 79, 58)
hslhsl(9, 58%, 51%)
oklchoklch(0.589 0.162 31.8)
Closest name: Autumn Fire (#c44e4f)Relative luminance 0.1859

Colors that go with #cb4f3a

Charcoal, Royal Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3ab5cb

#cb3a6c · #cb983a

#3acb4f · #4f3acb

Split-complementary

Open in tool →

#3acb98 · #3a6ccb

#6ccb3a · #3ab5cb · #983acb

Contrast

#cb4f3a as textRatioAAAA largeAAAFix
Aaon white
4.45:1failpassfail
  • AA: use #c94c36 as the text (4.59:1)
  • AAA: use #993a29 as the text (7.02:1)
  • AA: or shift the background to #080808 (4.5:1)
Aaon black
4.72:1passpassfail
  • AAA: use #d87e6e 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 #cb4f3a as the background.

Brands using this color

Fonts for this mood

#cb4f3a reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cb4f3a
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 #cb4f3a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cb4f3a-c4a79c-62cba8-2d271f-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