Color

#a80b15

#a80b15
hex#a80b15
rgbrgb(168, 11, 21)
hslhsl(356, 88%, 35%)
oklchoklch(0.464 0.184 26.7)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0862

Colors that go with #a80b15

Royal Blue, Teal and Amber 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 →

#0ba89d

#a80b64 · #a84f0b

#15a80b · #0b15a8

Split-complementary

Open in tool →

#0ba84f · #0b64a8

#64a80b · #0ba89d · #4f0ba8

Contrast

#a80b15 as textRatioAAAA largeAAAFix
Aaon white
7.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #eb0f1e as the text (4.62:1)
  • AAA: use #f5666f as the text (7.01:1)
  • AA: or shift the background to #c7c7c7 (4.56:1)
  • AAA: or shift the background to #f5f5f5 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a80b15 as the background.

Brands using this color

Fonts for this mood

#a80b15 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a80b15
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 #a80b15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a80b15-c49e9c-62cb91-2d241f-f1e9ee?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