Color

#ec0413

#ec0413
hex#ec0413
rgbrgb(236, 4, 19)
hslhsl(356, 97%, 47%)
oklchoklch(0.594 0.241 28)
Closest name: Alarm (#ec0003)Relative luminance 0.1797

Colors that go with #ec0413

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 →

#04ecdd

#ec0487 · #ec6804

#13ec04 · #0413ec

Split-complementary

Open in tool →

#04ec68 · #0487ec

#87ec04 · #04ecdd · #6804ec

Contrast

#ec0413 as textRatioAAAA largeAAAFix
Aaon white
4.57:1passpassfail
  • AAA: use #b5030f as the text (7.04:1)
Aaon black
4.59:1passpassfail
  • AAA: use #fd636d as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ec0413 as the background.

Brands using this color

Fonts for this mood

#ec0413 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ec0413
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 #ec0413 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ec0413-c49e9c-62cb91-2d241f-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