Color

#da0b19

#da0b19
hex#da0b19
rgbrgb(218, 11, 25)
hslhsl(356, 90%, 45%)
oklchoklch(0.561 0.225 27.3)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1521

Colors that go with #da0b19

Charcoal, Royal Blue and Steel Blue 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 →

#0bdacc

#da0b81 · #da650b

#19da0b · #0b19da

Split-complementary

Open in tool →

#0bda65 · #0b81da

#81da0b · #0bdacc · #650bda

Contrast

#da0b19 as textRatioAAAA largeAAAFix
Aaon white
5.19:1passpassfail
  • AAA: use #b30915 as the text (7.08:1)
Aaon black
4.04:1failpassfail
  • AA: use #e90c1b as the text (4.53:1)
  • AAA: use #f7646e as the text (7:1)
  • AA: or shift the background to #f0f0f0 (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 #da0b19 as the background.

Brands using this color

Fonts for this mood

#da0b19 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #da0b19
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 #da0b19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/da0b19-c49e9c-62cb91-2d241f-f1e9ee?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