Color

#b22924

#b22924
hex#b22924
rgbrgb(178, 41, 36)
hslhsl(2, 66%, 42%)
oklchoklch(0.503 0.174 27.7)
Closest name: firebrick (#b22222)Relative luminance 0.1118

Colors that go with #b22924

Royal Blue, Sea Green and Steel Blue 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 →

#24adb2

#b22466 · #b27024

#24b229 · #2924b2

Split-complementary

Open in tool →

#24b270 · #2466b2

#66b224 · #24adb2 · #7024b2

Contrast

#b22924 as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #a52622 as the text (7.24:1)
Aaon black
3.24:1failpassfail
  • AA: use #d63d38 as the text (4.58:1)
  • AAA: use #e27773 as the text (7.12:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b22924 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b22924 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b22924
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 #b22924 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b22924-c4a29c-62cb9c-2d261f-f1e9ed?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