Color

#adff66

#adff66
hex#adff66
rgbrgb(173, 255, 102)
hslhsl(92, 100%, 70%)
oklchoklch(0.917 0.202 132.9)
Closest name: greenyellow (#adff2f)Relative luminance 0.8136

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b866ff

#faff66 · #66ff6b

#66adff · #ff66ad

Split-complementary

Open in tool →

#6b66ff · #ff66fa

#66faff · #b866ff · #ff6b66

Contrast

#adff66 as textRatioAAAA largeAAAFix
Aaon white
1.22:1failfailfail
  • AA: use #3e8500 as the text (4.61:1)
  • AAA: use #2d6100 as the text (7.44:1)
  • AA: or shift the background to #696969 (4.52:1)
  • AAA: or shift the background to #4a4a4a (7.29:1)
Aaon black
17.27:1passpasspassPasses 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 #adff66 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

#adff66 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #adff66
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 #adff66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/adff66-acbea2-564edf-202d1f-f1f1e9?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