Color

#fd5353

#fd5353
hex#fd5353
rgbrgb(253, 83, 83)
hslhsl(0, 98%, 66%)
oklchoklch(0.677 0.206 24.5)
Closest name: Blood Burst (#ff474c)Relative luminance 0.2769

Tints & shades

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

Harmonies

Complementary

Open in tool →

#53fdfd

#fd53a8 · #fda853

#53fd53 · #5353fd

Split-complementary

Open in tool →

#53fda8 · #53a8fd

#a8fd53 · #53fdfd · #a853fd

Contrast

#fd5353 as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #ed0202 as the text (4.55:1)
  • AAA: use #b60202 as the text (7:1)
  • AA: or shift the background to #292929 (4.53:1)
Aaon black
6.54:1passpassfail
  • AAA: use #fd6262 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #fd5353 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#fd5353 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fd5353
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 #fd5353 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fd5353-c4a19c-62cb98-2d251f-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