Color

#fb3c49

#fb3c49
hex#fb3c49
rgbrgb(251, 60, 73)
hslhsl(356, 96%, 61%)
oklchoklch(0.651 0.225 22.9)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2422

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3cfbee

#fb3ca8 · #fb8f3c

#49fb3c · #3c49fb

Split-complementary

Open in tool →

#3cfb8f · #3ca8fb

#a8fb3c · #3cfbee · #8f3cfb

Contrast

#fb3c49 as textRatioAAAA largeAAAFix
Aaon white
3.59:1failpassfail
  • AA: use #eb0514 as the text (4.6:1)
  • AAA: use #b4040f as the text (7.08:1)
  • AA: or shift the background to #1f1f1f (4.59:1)
Aaon black
5.84:1passpassfail
  • AAA: use #fc646e as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb3c49 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#fb3c49 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb3c49
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 #fb3c49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb3c49-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