Color

#fa001d

#fa001d
hex#fa001d
rgbrgb(250, 0, 29)
hslhsl(353, 100%, 49%)
oklchoklch(0.62 0.252 27)
Closest name: Assassin’s Red (#f60206)Relative luminance 0.2041

Tints & shades

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

Harmonies

Complementary

Open in tool →

#00fadd

#fa009a · #fa6000

#1dfa00 · #001dfa

Split-complementary

Open in tool →

#00fa60 · #009afa

#9afa00 · #00fadd · #6000fa

Contrast

#fa001d as textRatioAAAA largeAAAFix
Aaon white
4.13:1failpassfail
  • AA: use #eb001b as the text (4.62:1)
  • AAA: use #b30015 as the text (7.17:1)
  • AA: or shift the background to #121212 (4.53:1)
Aaon black
5.08:1passpassfail
  • AAA: use #ff5c6f as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fa001d as the background.

Brands using this color

Fonts for this mood

#fa001d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fa001d
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 #fa001d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fa001d-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