Color

#f02424

#f02424
hex#f02424
rgbrgb(240, 36, 36)
hslhsl(0, 87%, 54%)
oklchoklch(0.612 0.234 27.8)
Closest name: Assassin’s Red (#f60206)Relative luminance 0.1991

Tints & shades

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

Harmonies

Complementary

Open in tool →

#24f0f0

#f0248a · #f08a24

#24f024 · #2424f0

Split-complementary

Open in tool →

#24f08a · #248af0

#8af024 · #24f0f0 · #8a24f0

Contrast

#f02424 as textRatioAAAA largeAAAFix
Aaon white
4.21:1failpassfail
  • AA: use #ea1010 as the text (4.59:1)
  • AAA: use #b00c0c as the text (7.23:1)
  • AA: or shift the background to #0f0f0f (4.55:1)
Aaon black
4.98:1passpassfail
  • AAA: use #f56b6b as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f02424 as the background.

Brands using this color

Fonts for this mood

#f02424 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f02424
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 #f02424 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f02424-c4a19c-62cb98-2d251f-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