Color

#eb0f21

#eb0f21
hex#eb0f21
rgbrgb(235, 15, 33)
hslhsl(355, 88%, 49%)
oklchoklch(0.595 0.237 26.6)
Closest name: Alarm (#ec0003)Relative luminance 0.1811

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0febd9

#eb0f8f · #eb6b0f

#21eb0f · #0f21eb

Split-complementary

Open in tool →

#0feb6b · #0f8feb

#8feb0f · #0febd9 · #6b0feb

Contrast

#eb0f21 as textRatioAAAA largeAAAFix
Aaon white
4.54:1passpassfail
  • AAA: use #b10b19 as the text (7.16:1)
Aaon black
4.62:1passpassfail
  • AAA: use #f56672 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #eb0f21 as the background.

Brands using this color

Fonts for this mood

#eb0f21 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #eb0f21
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 #eb0f21 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/eb0f21-c49e9c-62cb8f-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