Color

#d11a29

#d11a29
hex#d11a29
rgbrgb(209, 26, 41)
hslhsl(355, 78%, 46%)
oklchoklch(0.551 0.211 25)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1445

Colors that go with #d11a29

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 →

#1ad1c2

#d11a85 · #d1661a

#29d11a · #1a29d1

Split-complementary

Open in tool →

#1ad166 · #1a85d1

#85d11a · #1ad1c2 · #661ad1

Contrast

#d11a29 as textRatioAAAA largeAAAFix
Aaon white
5.4:1passpassfail
  • AAA: use #ac1522 as the text (7.28:1)
Aaon black
3.89:1failpassfail
  • AA: use #e42131 as the text (4.56:1)
  • AAA: use #ed6e78 as the text (7.1:1)
  • AA: or shift the background to #ebebeb (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 #d11a29 as the background.

Brands using this color

Fonts for this mood

#d11a29 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d11a29
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 #d11a29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d11a29-c49e9c-62cb8f-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