Color

#b22435

#b22435
hex#b22435
rgbrgb(178, 36, 53)
hslhsl(353, 66%, 42%)
oklchoklch(0.501 0.177 20.7)
Closest name: firebrick (#b22222)Relative luminance 0.1098

Colors that go with #b22435

Royal Blue, Steel Blue and Teal 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 →

#24b2a1

#b2247c · #b25b24

#35b224 · #2435b2

Split-complementary

Open in tool →

#24b25b · #247cb2

#7cb224 · #24b2a1 · #5b24b2

Contrast

#b22435 as textRatioAAAA largeAAAFix
Aaon white
6.57:1passpassfail
  • AAA: use #a92332 as the text (7.06:1)
Aaon black
3.2:1failpassfail
  • AA: use #d6384b as the text (4.53:1)
  • AAA: use #e37884 as the text (7.29:1)
  • AA: or shift the background to #d6d6d6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b22435 as the background.

Brands using this color

Fonts for this mood

#b22435 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b22435
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 #b22435 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b22435-c49c9c-62cb8c-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