Color

#dd2b13

#dd2b13
hex#dd2b13
rgbrgb(221, 43, 19)
hslhsl(7, 84%, 47%)
oklchoklch(0.581 0.215 31)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1715

Colors that go with #dd2b13

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 →

#13c5dd

#dd1360 · #dd8f13

#13dd2b · #2b13dd

Split-complementary

Open in tool →

#13dd8f · #1360dd

#60dd13 · #13c5dd · #8f13dd

Contrast

#dd2b13 as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #a9210f as the text (7.21:1)
Aaon black
4.43:1failpassfail
  • AA: use #e12c14 as the text (4.57:1)
  • AAA: use #f16c5b as the text (7.04:1)
  • AA: or shift the background to #fafafa (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #dd2b13 as the background.

Brands using this color

Fonts for this mood

#dd2b13 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dd2b13
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 #dd2b13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dd2b13-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