Color

#b51263

#b51263
hex#b51263
rgbrgb(181, 18, 99)
hslhsl(330, 82%, 39%)
oklchoklch(0.508 0.197 358.9)
Closest name: Aztec Warrior (#bb0066)Relative luminance 0.1116

Colors that go with #b51263

Crimson, 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 →

#12b563

#b512b5 · #b51212

#63b512 · #1263b5

Split-complementary

Open in tool →

#12b512 · #12b5b5

#b5b512 · #12b563 · #1212b5

Contrast

#b51263 as textRatioAAAA largeAAAFix
Aaon white
6.5:1passpassfail
  • AAA: use #ac115e as the text (7.01:1)
Aaon black
3.23:1failpassfail
  • AA: use #df167a as the text (4.53:1)
  • AAA: use #f066ab as the text (7.19:1)
  • 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 #b51263 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#b51263 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b51263
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 #b51263 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b51263-c49cab-62cb64-2d1f20-f1e9f1?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