Color

#a81550

#a81550
hex#a81550
rgbrgb(168, 21, 80)
hslhsl(336, 78%, 37%)
oklchoklch(0.479 0.181 4.8)
Closest name: Bindi Red (#b0003c)Relative luminance 0.0944

Colors that go with #a81550

Crimson, Denim and Goldenrod 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 #a81550

Tints & shades

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

Harmonies

Complementary

Open in tool →

#15a86d

#a81599 · #a82315

#50a815 · #1550a8

Split-complementary

Open in tool →

#15a823 · #1599a8

#99a815 · #15a86d · #2315a8

Contrast

#a81550 as textRatioAAAA largeAAAFix
Aaon white
7.27:1passpasspassPasses AAA — no fix needed.
Aaon black
2.89:1failfailfail
  • AA: use #e31c6c as the text (4.65:1)
  • AAA: use #ec699e as the text (7.08:1)
  • AA: or shift the background to #cccccc (4.53:1)
  • AAA: or shift the background to #fcfcfc (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a81550 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

#a81550 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a81550
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 #a81550 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a81550-c49ca7-62cb6e-2d201f-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