Color

#901d31

#901d31
hex#901d31
rgbrgb(144, 29, 49)
hslhsl(350, 66%, 34%)
oklchoklch(0.431 0.149 17.1)
Closest name: Barbera (#8b031c)Relative luminance 0.0703

Colors that go with #901d31

Teal, Crimson 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.

Real palettes that use #901d31

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d907d

#901d6a · #90441d

#31901d · #1d3190

Split-complementary

Open in tool →

#1d9044 · #1d6a90

#6a901d · #1d907d · #441d90

Contrast

#901d31 as textRatioAAAA largeAAAFix
Aaon white
8.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #d63852 as the text (4.55:1)
  • AAA: use #e27386 as the text (7.03:1)
  • AA: or shift the background to #bdbdbd (4.65:1)
  • AAA: or shift the background to #e8e8e8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #901d31 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

#901d31 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #901d31
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 #901d31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/901d31-c49c9e-62cb87-2d231f-f1e9ee?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