Color

#c91d4d

#c91d4d
hex#c91d4d
rgbrgb(201, 29, 77)
hslhsl(343, 75%, 45%)
oklchoklch(0.543 0.202 13)
Closest name: Akari Red (#c90b42)Relative luminance 0.1383

Colors that go with #c91d4d

Denim, Teal and Amber 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 →

#1dc998

#c91da4 · #c9421d

#4dc91d · #1d4dc9

Split-complementary

Open in tool →

#1dc942 · #1da4c9

#a4c91d · #1dc998 · #421dc9

Contrast

#c91d4d as textRatioAAAA largeAAAFix
Aaon white
5.58:1passpassfail
  • AAA: use #aa1841 as the text (7.2:1)
Aaon black
3.77:1failpassfail
  • AA: use #e02459 as the text (4.57:1)
  • AAA: use #ea6c90 as the text (7.05:1)
  • AA: or shift the background to #e8e8e8 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c91d4d 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

#c91d4d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c91d4d
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 #c91d4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c91d4d-c49ca3-62cb7b-2d211f-f1e9ef?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