Color

#f03124

#f03124
hex#f03124
rgbrgb(240, 49, 36)
hslhsl(4, 87%, 54%)
oklchoklch(0.62 0.227 29.3)
Closest name: Arcade Fire (#ee3311)Relative luminance 0.2085

Colors that go with #f03124

Charcoal, Steel Blue and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#24e2f0

#f0247c · #f09724

#24f031 · #3124f0

Split-complementary

Open in tool →

#24f097 · #247cf0

#7cf024 · #24e2f0 · #9724f0

Contrast

#f03124 as textRatioAAAA largeAAAFix
Aaon white
4.06:1failpassfail
  • AA: use #e51e10 as the text (4.64:1)
  • AAA: use #b0170c as the text (7.06:1)
  • AA: or shift the background to #141414 (4.54:1)
Aaon black
5.17:1passpassfail
  • AAA: use #f46b62 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 #f03124 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#f03124 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f03124
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #f03124 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f03124-c4a39c-62cb9f-2d261f-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