Color

#d9240d

#d9240d
hex#d9240d
rgbrgb(217, 36, 13)
hslhsl(7, 89%, 45%)
oklchoklch(0.569 0.216 30.8)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1604

Colors that go with #d9240d

Charcoal, Royal Blue and Sea Green 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 →

#0dc1d9

#d90d5b · #d98b0d

#0dd924 · #240dd9

Split-complementary

Open in tool →

#0dd98b · #0d5bd9

#5bd90d · #0dc1d9 · #8b0dd9

Contrast

#d9240d as textRatioAAAA largeAAAFix
Aaon white
4.99:1passpassfail
  • AAA: use #ae1d0a as the text (7.05:1)
Aaon black
4.21:1failpassfail
  • AA: use #e3260d as the text (4.55:1)
  • AAA: use #f56956 as the text (7.04:1)
  • AA: or shift the background to #f5f5f5 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d9240d as the background.

Brands using this color

Fonts for this mood

#d9240d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d9240d
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 #d9240d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d9240d-c4a59c-62cba4-2d271f-f1e9ec?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