Color

#d31d44

#d31d44
hex#d31d44
rgbrgb(211, 29, 68)
hslhsl(347, 76%, 47%)
oklchoklch(0.56 0.21 17.5)
Closest name: crimson (#dc143c)Relative luminance 0.1514

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1dd3ab

#d31d9f · #d3501d

#44d31d · #1d44d3

Split-complementary

Open in tool →

#1dd350 · #1d9fd3

#9fd31d · #1dd3ab · #501dd3

Contrast

#d31d44 as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #ab1737 as the text (7.22:1)
Aaon black
4.03:1failpassfail
  • AA: use #e1234c as the text (4.55:1)
  • AAA: use #eb6f8a as the text (7.17:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d31d44 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

#d31d44 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d31d44
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #d31d44 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d31d44-c49ca0-62cb82-2d221f-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