Color

#e5152a

#e5152a
hex#e5152a
rgbrgb(229, 21, 42)
hslhsl(354, 83%, 49%)
oklchoklch(0.586 0.23 25.1)
Closest name: Barberry (#ee1133)Relative luminance 0.1736

Colors that go with #e5152a

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 →

#15e5d0

#e51592 · #e56815

#2ae515 · #152ae5

Split-complementary

Open in tool →

#15e568 · #1592e5

#92e515 · #15e5d0 · #6815e5

Contrast

#e5152a as textRatioAAAA largeAAAFix
Aaon white
4.7:1passpassfail
  • AAA: use #b11021 as the text (7.08:1)
Aaon black
4.47:1failpassfail
  • AA: use #e9162b as the text (4.61:1)
  • AAA: use #f16a77 as the text (7.07:1)
  • AA: or shift the background to #fcfcfc (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e5152a as the background.

Brands using this color

Fonts for this mood

#e5152a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e5152a
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 #e5152a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e5152a-c49d9c-62cb8e-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