Color

#a90a41

#a90a41
hex#a90a41
rgbrgb(169, 10, 65)
hslhsl(339, 89%, 35%)
oklchoklch(0.472 0.184 11.1)
Closest name: Bindi Red (#b0003c)Relative luminance 0.0903

Colors that go with #a90a41

Denim, Teal and Crimson 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 #a90a41

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0aa971

#a90a91 · #a9220a

#41a90a · #0a41a9

Split-complementary

Open in tool →

#0aa922 · #0a91a9

#91a90a · #0aa971 · #220aa9

Contrast

#a90a41 as textRatioAAAA largeAAAFix
Aaon white
7.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2.81:1failfailfail
  • AA: use #e70d5a as the text (4.6:1)
  • AAA: use #f66094 as the text (7.02:1)
  • AA: or shift the background to #c9c9c9 (4.52:1)
  • AAA: or shift the background to #fafafa (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a90a41 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

#a90a41 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a90a41
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 #a90a41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a90a41-c49ca5-62cb74-2d211f-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