Color

#fdfd81

#fdfd81
hex#fdfd81
rgbrgb(253, 253, 129)
hslhsl(60, 97%, 75%)
oklchoklch(0.969 0.147 108.8)
Closest name: Butter (#ffff81)Relative luminance 0.9272

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8181fd

#fdbf81 · #bffd81

#81fdfd · #fd81fd

Split-complementary

Open in tool →

#81bffd · #bf81fd

#81fdbf · #8181fd · #fd81bf

Contrast

#fdfd81 as textRatioAAAA largeAAAFix
Aaon white
1.07:1failfailfail
  • AA: use #797902 as the text (4.62:1)
  • AAA: use #5a5a01 as the text (7.25:1)
  • AA: or shift the background to #707070 (4.61:1)
  • AAA: or shift the background to #545454 (7.05:1)
Aaon black
19.54:1passpasspassPasses 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 #fdfd81 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

#fdfd81 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #fdfd81
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 #fdfd81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/fdfd81-bbbea2-4e94df-272d1f-f1ede9?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