Color

#d12115

#d12115
hex#d12115
rgbrgb(209, 33, 21)
hslhsl(4, 82%, 45%)
oklchoklch(0.553 0.21 29.6)
Closest name: Angry Tomato (#d82029)Relative luminance 0.147

Colors that go with #d12115

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 →

#15c4d1

#d11566 · #d17f15

#15d121 · #2115d1

Split-complementary

Open in tool →

#15d17f · #1566d1

#66d115 · #15c4d1 · #7f15d1

Contrast

#d12115 as textRatioAAAA largeAAAFix
Aaon white
5.33:1passpassfail
  • AAA: use #ac1b11 as the text (7.19:1)
Aaon black
3.94:1failpassfail
  • AA: use #e32416 as the text (4.53:1)
  • AAA: use #f06f66 as the text (7.17:1)
  • AA: or shift the background to #ededed (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 #d12115 as the background.

Brands using this color

Fonts for this mood

#d12115 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d12115
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 #d12115 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d12115-c4a39c-62cb9f-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