Color

#f73643

#f73643
hex#f73643
rgbrgb(247, 54, 67)
hslhsl(356, 92%, 59%)
oklchoklch(0.639 0.226 23.5)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2282

Tints & shades

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

Harmonies

Complementary

Open in tool →

#36f7ea

#f736a3 · #f78a36

#43f736 · #3643f7

Split-complementary

Open in tool →

#36f78a · #36a3f7

#a3f736 · #36f7ea · #8a36f7

Contrast

#f73643 as textRatioAAAA largeAAAFix
Aaon white
3.77:1failpassfail
  • AA: use #eb0a19 as the text (4.58:1)
  • AAA: use #b00713 as the text (7.28:1)
  • AA: or shift the background to #1c1c1c (4.51:1)
Aaon black
5.56:1passpassfail
  • AAA: use #f96771 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f73643 as the background.

Brands using this color

Fonts for this mood

#f73643 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f73643
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 #f73643 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f73643-c49e9c-62cb91-2d241f-f1e9ee?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