Color

#a21150

#a21150
hex#a21150
rgbrgb(162, 17, 80)
hslhsl(334, 81%, 35%)
oklchoklch(0.466 0.178 3)
Closest name: Berry (#990f4b)Relative luminance 0.0866

Colors that go with #a21150

Crimson, Denim and Taupe 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.

Real palettes that use #a21150

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#11a263

#a21198 · #a21b11

#50a211 · #1150a2

Split-complementary

Open in tool →

#11a21b · #1198a2

#98a211 · #11a263 · #1b11a2

Contrast

#a21150 as textRatioAAAA largeAAAFix
Aaon white
7.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #e2186f as the text (4.59:1)
  • AAA: use #ef67a2 as the text (7.13:1)
  • AA: or shift the background to #c7c7c7 (4.55:1)
  • AAA: or shift the background to #f5f5f5 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a21150 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

#a21150 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a21150
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 #a21150 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a21150-c49ca9-62cb6b-2d1f1f-f1e9f0?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