Color

#f5872e

#f5872e
hex#f5872e
rgbrgb(245, 135, 46)
hslhsl(27, 91%, 57%)
oklchoklch(0.731 0.165 54.3)
Closest name: Atomic Orange (#f88605)Relative luminance 0.3694

Colors that go with #f5872e

Charcoal, Deep Sky 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 →

#2e9bf5

#f52e38 · #f5eb2e

#2ef587 · #872ef5

Split-complementary

Open in tool →

#2ef5eb · #2e38f5

#38f52e · #2e9bf5 · #eb2ef5

Contrast

#f5872e as textRatioAAAA largeAAAFix
Aaon white
2.5:1failfailfail
  • AA: use #be5a09 as the text (4.51:1)
  • AAA: use #8d4307 as the text (7.15:1)
  • AA: or shift the background to #383838 (4.68:1)
  • AAA: or shift the background to #171717 (7.16:1)
Aaon black
8.39:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f5872e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f5872e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f5872e
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 #f5872e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f5872e-c4b39c-62cbc7-2d2c1f-f1e9ea?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