Color

#f2ff00

#f2ff00
hex#f2ff00
rgbrgb(242, 255, 0)
hslhsl(63, 100%, 50%)
oklchoklch(0.958 0.214 113.5)
Closest name: Busy Bee (#f4ff00)Relative luminance 0.904

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d00ff

#ff8c00 · #73ff00

#00f2ff · #ff00f2

Split-complementary

Open in tool →

#0073ff · #8c00ff

#00ff8c · #0d00ff · #ff0073

Contrast

#f2ff00 as textRatioAAAA largeAAAFix
Aaon white
1.1:1failfailfail
  • AA: use #747a00 as the text (4.64:1)
  • AAA: use #575c00 as the text (7.15:1)
  • AA: or shift the background to #6e6e6e (4.63:1)
  • AAA: or shift the background to #525252 (7.1:1)
Aaon black
19.08:1passpasspassPasses 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 #f2ff00 as the background.

Brands using this color

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

mcpConnect your agent — build around #f2ff00
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 #f2ff00 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f2ff00-b9bea2-4e8ddf-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