Color

#da2901

#da2901
hex#da2901
rgbrgb(218, 41, 1)
hslhsl(11, 99%, 43%)
oklchoklch(0.573 0.215 32.4)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1649

Colors that go with #da2901

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 →

#01b2da

#da0146 · #da9501

#01da29 · #2901da

Split-complementary

Open in tool →

#01da95 · #0146da

#46da01 · #01b2da · #9501da

Contrast

#da2901 as textRatioAAAA largeAAAFix
Aaon white
4.89:1passpassfail
  • AAA: use #ad2001 as the text (7.04:1)
Aaon black
4.3:1failpassfail
  • AA: use #e42b01 as the text (4.64:1)
  • AAA: use #fe6543 as the text (7.16:1)
  • AA: or shift the background to #f7f7f7 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #da2901 as the background.

Brands using this color

Fonts for this mood

#da2901 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #da2901
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 #da2901 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/da2901-c4a89c-62cbab-2d281f-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