Color

#e01013

#e01013
hex#e01013
rgbrgb(224, 16, 19)
hslhsl(359, 87%, 47%)
oklchoklch(0.574 0.229 28.4)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1626

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#10e0dd

#e0107b · #e07410

#13e010 · #1013e0

Split-complementary

Open in tool →

#10e074 · #107be0

#7be010 · #10e0dd · #7410e0

Contrast

#e01013 as textRatioAAAA largeAAAFix
Aaon white
4.94:1passpassfail
  • AAA: use #b00c0f as the text (7.23:1)
Aaon black
4.25:1failpassfail
  • AA: use #ea1014 as the text (4.58:1)
  • AAA: use #f56b6d as the text (7.21:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e01013 as the background.

Brands using this color

Fonts for this mood

#e01013 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e01013
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #e01013 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e01013-c4a09c-62cb96-2d251f-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