Color

#d01131

#d01131
hex#d01131
rgbrgb(208, 17, 49)
hslhsl(350, 85%, 44%)
oklchoklch(0.546 0.214 22.1)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1403

Colors that go with #d01131

Charcoal, Royal Blue and Steel Blue 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 →

#11d0b0

#d01190 · #d05011

#31d011 · #1131d0

Split-complementary

Open in tool →

#11d050 · #1190d0

#90d011 · #11d0b0 · #5011d0

Contrast

#d01131 as textRatioAAAA largeAAAFix
Aaon white
5.52:1passpassfail
  • AAA: use #af0e29 as the text (7.2:1)
Aaon black
3.81:1failpassfail
  • AA: use #e71336 as the text (4.54:1)
  • AAA: use #f3687f as the text (7.1:1)
  • AA: or shift the background to #e8e8e8 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d01131 as the background.

Brands using this color

Fonts for this mood

#d01131 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d01131
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 #d01131 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d01131-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