Color

#a8250b

#a8250b
hex#a8250b
rgbrgb(168, 37, 11)
hslhsl(10, 88%, 35%)
oklchoklch(0.479 0.171 32.6)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0967

Colors that go with #a8250b

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 →

#0b8ea8

#a80b3f · #a8730b

#0ba825 · #250ba8

Split-complementary

Open in tool →

#0ba873 · #0b3fa8

#3fa80b · #0b8ea8 · #730ba8

Contrast

#a8250b as textRatioAAAA largeAAAFix
Aaon white
7.16:1passpasspassPasses AAA — no fix needed.
Aaon black
2.93:1failfailfail
  • AA: use #dd300e as the text (4.5:1)
  • AAA: use #f46d52 as the text (7.16:1)
  • AA: or shift the background to #cfcfcf (4.59:1)
  • AAA: or shift the background to #ffffff (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a8250b as the background.

Brands using this color

Fonts for this mood

#a8250b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a8250b
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 #a8250b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a8250b-c4a79c-62cbaa-2d281f-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