Color

#e30d26

#e30d26
hex#e30d26
rgbrgb(227, 13, 38)
hslhsl(353, 89%, 47%)
oklchoklch(0.58 0.231 25.4)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1676

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0de3ca

#e30d91 · #e35f0d

#26e30d · #0d26e3

Split-complementary

Open in tool →

#0de35f · #0d91e3

#91e30d · #0de3ca · #5f0de3

Contrast

#e30d26 as textRatioAAAA largeAAAFix
Aaon white
4.83:1passpassfail
  • AAA: use #b20a1e as the text (7.11:1)
Aaon black
4.35:1failpassfail
  • AA: use #ec0e28 as the text (4.66:1)
  • AAA: use #f66576 as the text (7.04:1)
  • AA: or shift the background to #f7f7f7 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #e30d26 as the background.

Brands using this color

Fonts for this mood

#e30d26 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e30d26
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 #e30d26 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e30d26-c49c9c-62cb8c-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