Color

#c63f2a

#c63f2a
hex#c63f2a
rgbrgb(198, 63, 42)
hslhsl(8, 65%, 47%)
oklchoklch(0.56 0.175 31.6)
Closest name: Bento Box (#cc363c)Relative luminance 0.1573

Colors that go with #c63f2a

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 →

#2ab1c6

#c62a63 · #c68d2a

#2ac63f · #3f2ac6

Split-complementary

Open in tool →

#2ac68d · #2a63c6

#63c62a · #2ab1c6 · #8d2ac6

Contrast

#c63f2a as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #a03322 as the text (7.02:1)
Aaon black
4.15:1failpassfail
  • AA: use #d2432d as the text (4.58:1)
  • AAA: use #e07b6c as the text (7.22:1)
  • AA: or shift the background to #f2f2f2 (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 #c63f2a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c63f2a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c63f2a
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 #c63f2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c63f2a-c4a69c-62cba6-2d271f-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