Color

#ec5351

#ec5351
hex#ec5351
rgbrgb(236, 83, 81)
hslhsl(1, 80%, 62%)
oklchoklch(0.649 0.189 24.7)
Closest name: Amour (#ee5851)Relative luminance 0.2461

Colors that go with #ec5351

Cadet Blue, Charcoal 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 →

#51e9ec

#ec519c · #eca151

#51ec53 · #5351ec

Split-complementary

Open in tool →

#51eca1 · #519cec

#9cec51 · #51e9ec · #a151ec

Contrast

#ec5351 as textRatioAAAA largeAAAFix
Aaon white
3.55:1failpassfail
  • AA: use #e6211e as the text (4.56:1)
  • AAA: use #ae1613 as the text (7.18:1)
  • AA: or shift the background to #212121 (4.54:1)
Aaon black
5.92:1passpassfail
  • AAA: use #ef6e6c as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ec5351 as the background.

Brands using this color

Fonts for this mood

#ec5351 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ec5351
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 #ec5351 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ec5351-c4a19c-62cb9a-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