Color

#b80a38

#b80a38
hex#b80a38
rgbrgb(184, 10, 56)
hslhsl(344, 90%, 38%)
oklchoklch(0.499 0.196 17.1)
Closest name: Active Volcano (#bb1133)Relative luminance 0.1069

Colors that go with #b80a38

Royal Blue, Steel Blue and Teal 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 →

#0ab88a

#b80a8f · #b8320a

#38b80a · #0a38b8

Split-complementary

Open in tool →

#0ab832 · #0a8fb8

#8fb80a · #0ab88a · #320ab8

Contrast

#b80a38 as textRatioAAAA largeAAAFix
Aaon white
6.69:1passpassfail
  • AAA: use #ae0935 as the text (7.27:1)
Aaon black
3.14:1failpassfail
  • AA: use #e90c47 as the text (4.61:1)
  • AAA: use #f7648b as the text (7.15:1)
  • AA: or shift the background to #d4d4d4 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b80a38 as the background.

Brands using this color

Fonts for this mood

#b80a38 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b80a38
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 #b80a38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b80a38-c49ca2-62cb7c-2d221f-f1e9ef?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