Color

#e12339

#e12339
hex#e12339
rgbrgb(225, 35, 57)
hslhsl(353, 76%, 51%)
oklchoklch(0.587 0.22 22.6)
Closest name: crimson (#dc143c)Relative luminance 0.1751

Colors that go with #e12339

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 →

#23e1cb

#e12398 · #e16c23

#39e123 · #2339e1

Split-complementary

Open in tool →

#23e16c · #2398e1

#98e123 · #23e1cb · #6c23e1

Contrast

#e12339 as textRatioAAAA largeAAAFix
Aaon white
4.67:1passpassfail
  • AAA: use #af182a as the text (7.03:1)
Aaon black
4.5:1passpassfail
  • AAA: use #eb6f7e as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e12339 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#e12339 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e12339
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 #e12339 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e12339-c49c9c-62cb8c-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