Color

#a2010e

#a2010e
hex#a2010e
rgbrgb(162, 1, 14)
hslhsl(355, 99%, 32%)
oklchoklch(0.448 0.182 27.2)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.0773

Colors that go with #a2010e

Royal Blue, Teal and Denim 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 →

#01a295

#a2015f · #a24401

#0ea201 · #010ea2

Split-complementary

Open in tool →

#01a244 · #015fa2

#5fa201 · #01a295 · #4401a2

Contrast

#a2010e as textRatioAAAA largeAAAFix
Aaon white
8.25:1passpasspassPasses AAA — no fix needed.
Aaon black
2.55:1failfailfail
  • AA: use #ef0115 as the text (4.69:1)
  • AAA: use #fe626f as the text (7.19:1)
  • AA: or shift the background to #c2c2c2 (4.63:1)
  • AAA: or shift the background to #ededed (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a2010e as the background.

Brands using this color

Fonts for this mood

#a2010e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a2010e
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 #a2010e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a2010e-c49e9c-62cb8f-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