Color

#cc3838

#cc3838
hex#cc3838
rgbrgb(204, 56, 56)
hslhsl(0, 59%, 51%)
oklchoklch(0.565 0.185 25.4)
Closest name: Bento Box (#cc363c)Relative luminance 0.1595

Colors that go with #cc3838

Charcoal, Royal Blue and Steel Blue 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 →

#38cccc

#cc3882 · #cc8238

#38cc38 · #3838cc

Split-complementary

Open in tool →

#38cc82 · #3882cc

#82cc38 · #38cccc · #8238cc

Contrast

#cc3838 as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #a22a2a as the text (7.24:1)
Aaon black
4.19:1failpassfail
  • AA: use #cf4444 as the text (4.56:1)
  • AAA: use #dc7979 as the text (7.05:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cc3838 as the background.

Brands using this color

Fonts for this mood

#cc3838 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cc3838
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 #cc3838 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cc3838-c4a19c-62cb98-2d251f-f1e9ed?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