Color

#b21074

#b21074
hex#b21074
rgbrgb(178, 16, 116)
hslhsl(323, 84%, 38%)
oklchoklch(0.508 0.204 350.7)
Closest name: King’s Plum Pie (#b3107a)Relative luminance 0.111

Colors that go with #b21074

Crimson, Denim and Sea Green 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 →

#10b24e

#9f10b2 · #b21022

#74b210 · #1074b2

Split-complementary

Open in tool →

#22b210 · #10b29f

#b29f10 · #10b24e · #1022b2

Contrast

#b21074 as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #a90f6e as the text (7.05:1)
Aaon black
3.22:1failpassfail
  • AA: use #dd138f as the text (4.56:1)
  • AAA: use #f15fb9 as the text (7.08:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b21074 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

#b21074 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b21074
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 #b21074 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b21074-c19fb0-6dcb62-2d1f22-f0e9f1?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