Color

#eb0004

#eb0004
hex#eb0004
rgbrgb(235, 0, 4)
hslhsl(359, 100%, 46%)
oklchoklch(0.59 0.242 29)
Closest name: Alarm (#ec0003)Relative luminance 0.1767

Tints & shades

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

Harmonies

Complementary

Open in tool →

#00ebe7

#eb0079 · #eb7100

#04eb00 · #0004eb

Split-complementary

Open in tool →

#00eb71 · #0079eb

#79eb00 · #00ebe7 · #7100eb

Contrast

#eb0004 as textRatioAAAA largeAAAFix
Aaon white
4.63:1passpassfail
  • AAA: use #b30003 as the text (7.2:1)
Aaon black
4.53:1passpassfail
  • AAA: use #ff6164 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #eb0004 as the background.

Brands using this color

Fonts for this mood

#eb0004 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #eb0004
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 #eb0004 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/eb0004-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