Color

#f3261b

#f3261b
hex#f3261b
rgbrgb(243, 38, 27)
hslhsl(3, 90%, 53%)
oklchoklch(0.618 0.236 29.3)
Closest name: Apple Cherry (#f81404)Relative luminance 0.2052

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1be8f3

#f31b7c · #f3921b

#1bf326 · #261bf3

Split-complementary

Open in tool →

#1bf392 · #1b7cf3

#7cf31b · #1be8f3 · #921bf3

Contrast

#f3261b as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #e9170c as the text (4.57:1)
  • AAA: use #ae1109 as the text (7.28:1)
  • AA: or shift the background to #121212 (4.55:1)
Aaon black
5.1:1passpassfail
  • AAA: use #f7675f as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f3261b as the background.

Brands using this color

Fonts for this mood

#f3261b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f3261b
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 #f3261b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f3261b-c4a39c-62cb9d-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