Color

#dc1304

#dc1304
hex#dc1304
rgbrgb(220, 19, 4)
hslhsl(4, 96%, 44%)
oklchoklch(0.566 0.226 29.8)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1569

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04cedc

#dc0462 · #dc7f04

#04dc13 · #1304dc

Split-complementary

Open in tool →

#04dc7f · #0462dc

#62dc04 · #04cedc · #7f04dc

Contrast

#dc1304 as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #af0f04 as the text (7.26:1)
Aaon black
4.14:1failpassfail
  • AA: use #eb1405 as the text (4.63:1)
  • AAA: use #fc655a as the text (7.15:1)
  • AA: or shift the background to #f2f2f2 (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 #dc1304 as the background.

Brands using this color

Fonts for this mood

#dc1304 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dc1304
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 #dc1304 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dc1304-c4a39c-62cb9f-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