brandsweets

Color

#f1ff52

#f1ff52
hex#f1ff52
rgbrgb(241, 255, 82)
hslhsl(65, 100%, 66%)
oklchoklch(0.96 0.188 113.9)
Closest name: Biohazard Suit (#fbfb4c)Relative luminance 0.9083
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
f1ff526052ff

#6052ff

Analogous

Open in tool →
f1ff52ffb7529aff52

#ffb752 · #9aff52

Triadic

Open in tool →
f1ff5252f1ffff52f1

#52f1ff · #ff52f1

Split-complementary

Open in tool →
f1ff52529affb752ff

#529aff · #b752ff

Tetradic

Open in tool →
f1ff5252ffb76052ffff529a

#52ffb7 · #6052ff · #ff529a

Contrast

#f1ff52 as textRatioAAAA largeAAAFix
Aaon white
1.1:1failfailfail
  • AA: use #707a00 as the text (4.7:1)
  • AAA: use #545c00 as the text (7.22:1)
  • AA: or shift the background to #707070 (4.52:1)
  • AAA: or shift the background to #525252 (7.13:1)
Aaon black
19.17:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #f1ff52 as the background.

Brands using this color

mcpConnect your agent — build around #f1ff52
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 #f1ff52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f1ff52-b8bea2-4e88df-262d1f-f1eee9?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