Color

#c03c2a

#c03c2a
hex#c03c2a
rgbrgb(192, 60, 42)
hslhsl(7, 64%, 46%)
oklchoklch(0.546 0.172 30.9)
Closest name: Rust (#b7410e)Relative luminance 0.1461

Colors that go with #c03c2a

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.

Real palettes that use #c03c2a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2aafc0

#c02a64 · #c0872a

#2ac03c · #3c2ac0

Split-complementary

Open in tool →

#2ac087 · #2a64c0

#64c02a · #2aafc0 · #872ac0

Contrast

#c03c2a as textRatioAAAA largeAAAFix
Aaon white
5.36:1passpassfail
  • AAA: use #9f3123 as the text (7.15:1)
Aaon black
3.92:1failpassfail
  • AA: use #d1412e as the text (4.51:1)
  • AAA: use #df7a6d as the text (7.14:1)
  • AA: or shift the background to #ededed (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c03c2a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c03c2a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c03c2a
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 #c03c2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c03c2a-c4a59c-62cba4-2d271f-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