Color

#fb3218

#fb3218
hex#fb3218
rgbrgb(251, 50, 24)
hslhsl(7, 97%, 54%)
oklchoklch(0.639 0.237 30.9)
Closest name: Apple Cherry (#f81404)Relative luminance 0.2286

Colors that go with #fb3218

Charcoal, Cadet 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 →

#18e1fb

#fb186f · #fba418

#18fb32 · #3218fb

Split-complementary

Open in tool →

#18fba4 · #186ffb

#6ffb18 · #18e1fb · #a418fb

Contrast

#fb3218 as textRatioAAAA largeAAAFix
Aaon white
3.77:1failpassfail
  • AA: use #e71e04 as the text (4.58:1)
  • AAA: use #b01703 as the text (7.07:1)
  • AA: or shift the background to #1c1c1c (4.52:1)
Aaon black
5.57:1passpassfail
  • AAA: use #fc634f as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb3218 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#fb3218 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb3218
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 #fb3218 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb3218-c4a59c-62cba4-2d271f-f1e9ec?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