Color

#a22101

#a22101
hex#a22101
rgbrgb(162, 33, 1)
hslhsl(12, 99%, 32%)
oklchoklch(0.464 0.169 33.4)
Closest name: Antique Port Wine (#98211a)Relative luminance 0.0877

Colors that go with #a22101

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 →

#0182a2

#a20131 · #a27201

#01a221 · #2101a2

Split-complementary

Open in tool →

#01a272 · #0131a2

#31a201 · #0182a2 · #7201a2

Contrast

#a22101 as textRatioAAAA largeAAAFix
Aaon white
7.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #df2e01 as the text (4.53:1)
  • AAA: use #fe653e as the text (7.15:1)
  • AA: or shift the background to #c7c7c7 (4.51:1)
  • AAA: or shift the background to #f7f7f7 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a22101 as the background.

Brands using this color

Fonts for this mood

#a22101 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a22101
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 #a22101 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a22101-c4a99c-62cbad-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