Color

#fb5053

#fb5053
hex#fb5053
rgbrgb(251, 80, 83)
hslhsl(359, 96%, 65%)
oklchoklch(0.67 0.207 23.8)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2687

Tints & shades

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

Harmonies

Complementary

Open in tool →

#50fbf9

#fb50a9 · #fba350

#53fb50 · #5053fb

Split-complementary

Open in tool →

#50fba3 · #50a9fb

#a9fb50 · #50fbf9 · #a350fb

Contrast

#fb5053 as textRatioAAAA largeAAAFix
Aaon white
3.29:1failpassfail
  • AA: use #eb0509 as the text (4.61:1)
  • AAA: use #b40407 as the text (7.09:1)
  • AA: or shift the background to #262626 (4.59:1)
Aaon black
6.37:1passpassfail
  • AAA: use #fc6467 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fb5053 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

#fb5053 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fb5053
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 #fb5053 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fb5053-c4a09c-62cb96-2d251f-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