Color

#ec042a

#ec042a
hex#ec042a
rgbrgb(236, 4, 42)
hslhsl(350, 97%, 47%)
oklchoklch(0.595 0.24 24.6)
Closest name: Barberry (#ee1133)Relative luminance 0.1809

Colors that go with #ec042a

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 →

#04ecc5

#ec049f · #ec5104

#2aec04 · #042aec

Split-complementary

Open in tool →

#04ec51 · #049fec

#9fec04 · #04ecc5 · #5104ec

Contrast

#ec042a as textRatioAAAA largeAAAFix
Aaon white
4.55:1passpassfail
Aaon black
4.62:1passpassfail
  • AAA: use #fd5e79 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ec042a as the background.

Brands using this color

Fonts for this mood

#ec042a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ec042a
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 #ec042a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ec042a-c49c9e-62cb87-2d231f-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