Color

#da0f0b

#da0f0b
hex#da0f0b
rgbrgb(218, 15, 11)
hslhsl(1, 90%, 45%)
oklchoklch(0.562 0.225 29.1)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1527

Colors that go with #da0f0b

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 →

#0bd7da

#da0b6f · #da760b

#0bda0f · #0f0bda

Split-complementary

Open in tool →

#0bda76 · #0b6fda

#6fda0b · #0bd7da · #760bda

Contrast

#da0f0b as textRatioAAAA largeAAAFix
Aaon white
5.18:1passpassfail
  • AAA: use #b30c09 as the text (7.06:1)
Aaon black
4.05:1failpassfail
  • AA: use #e9100c as the text (4.54:1)
  • AAA: use #f76664 as the text (7.04:1)
  • AA: or shift the background to #f0f0f0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #da0f0b as the background.

Brands using this color

Fonts for this mood

#da0f0b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #da0f0b
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 #da0f0b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/da0f0b-c4a19c-62cb9a-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