Color

#dc1f18

#dc1f18
hex#dc1f18
rgbrgb(220, 31, 24)
hslhsl(2, 80%, 48%)
oklchoklch(0.572 0.22 28.9)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1626

Colors that go with #dc1f18

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 →

#18d6dc

#dc1874 · #dc8118

#18dc1f · #1f18dc

Split-complementary

Open in tool →

#18dc81 · #1874dc

#74dc18 · #18d6dc · #8118dc

Contrast

#dc1f18 as textRatioAAAA largeAAAFix
Aaon white
4.94:1passpassfail
  • AAA: use #ae1913 as the text (7.12:1)
Aaon black
4.25:1failpassfail
  • AA: use #e62019 as the text (4.59:1)
  • AAA: use #ef706c as the text (7.2:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #dc1f18 as the background.

Brands using this color

Fonts for this mood

#dc1f18 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dc1f18
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 #dc1f18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dc1f18-c4a29c-62cb9c-2d261f-f1e9ed?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