Color

#f73b41

#f73b41
hex#f73b41
rgbrgb(247, 59, 65)
hslhsl(358, 92%, 60%)
oklchoklch(0.642 0.223 24.7)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2328

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3bf7f1

#f73b9f · #f7933b

#41f73b · #3b41f7

Split-complementary

Open in tool →

#3bf793 · #3b9ff7

#9ff73b · #3bf7f1 · #933bf7

Contrast

#f73b41 as textRatioAAAA largeAAAFix
Aaon white
3.71:1failpassfail
  • AA: use #eb0a11 as the text (4.58:1)
  • AAA: use #b0070d as the text (7.29:1)
  • AA: or shift the background to #1c1c1c (4.59:1)
Aaon black
5.66:1passpassfail
  • AAA: use #f9676c as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f73b41 as the background.

Brands using this color

Fonts for this mood

#f73b41 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f73b41
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 #f73b41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f73b41-c49f9c-62cb95-2d251f-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