Color

#f7181b

#f7181b
hex#f7181b
rgbrgb(247, 24, 27)
hslhsl(359, 93%, 53%)
oklchoklch(0.619 0.245 28.1)
Closest name: Apple Cherry (#f81404)Relative luminance 0.2051

Colors that go with #f7181b

Charcoal, Dodger Blue and Steel Blue 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 →

#18f7f3

#f7188b · #f78318

#1bf718 · #181bf7

Split-complementary

Open in tool →

#18f783 · #188bf7

#8bf718 · #18f7f3 · #8318f7

Contrast

#f7181b as textRatioAAAA largeAAAFix
Aaon white
4.12:1failpassfail
  • AA: use #ec090c as the text (4.55:1)
  • AAA: use #b10609 as the text (7.24:1)
  • AA: or shift the background to #121212 (4.55:1)
Aaon black
5.1:1passpassfail
  • AAA: use #f96669 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 #f7181b as the background.

Brands using this color

Fonts for this mood

#f7181b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f7181b
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 #f7181b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f7181b-c4a09c-62cb96-2d251f-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