Color

#da010c

#da010c
hex#da010c
rgbrgb(218, 1, 12)
hslhsl(357, 99%, 43%)
oklchoklch(0.558 0.228 28.3)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1495

Tints & shades

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

Harmonies

Complementary

Open in tool →

#01dacf

#da0179 · #da6301

#0cda01 · #010cda

Split-complementary

Open in tool →

#01da63 · #0179da

#79da01 · #01dacf · #6301da

Contrast

#da010c as textRatioAAAA largeAAAFix
Aaon white
5.26:1passpassfail
  • AAA: use #b2010a as the text (7.24:1)
Aaon black
3.99:1failpassfail
  • AA: use #ef010d as the text (4.68:1)
  • AAA: use #fe626a as the text (7.17:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #da010c as the background.

Brands using this color

Fonts for this mood

#da010c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #da010c
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 #da010c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/da010c-c49f9c-62cb93-2d251f-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