Color

#fc030f

#fc030f
hex#fc030f
rgbrgb(252, 3, 15)
hslhsl(357, 98%, 50%)
oklchoklch(0.623 0.254 28.4)
Closest name: red (#ff0000)Relative luminance 0.208

Tints & shades

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

Harmonies

Complementary

Open in tool →

#03fcf0

#fc038c · #fc7303

#0ffc03 · #030ffc

Split-complementary

Open in tool →

#03fc73 · #038cfc

#8cfc03 · #03fcf0 · #7303fc

Contrast

#fc030f as textRatioAAAA largeAAAFix
Aaon white
4.07:1failpassfail
  • AA: use #ed020e as the text (4.55:1)
  • AAA: use #b1020b as the text (7.28:1)
  • AA: or shift the background to #141414 (4.53:1)
Aaon black
5.16:1passpassfail
  • AAA: use #fd626a as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fc030f as the background.

Brands using this color

Fonts for this mood

#fc030f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fc030f
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 #fc030f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fc030f-c49f9c-62cb93-2d251f-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