Color

#bfff66

#bfff66
hex#bfff66
rgbrgb(191, 255, 102)
hslhsl(85, 100%, 70%)
oklchoklch(0.927 0.193 128.8)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8356

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a666ff

#fff266 · #73ff66

#66bfff · #ff66bf

Split-complementary

Open in tool →

#6673ff · #f266ff

#66fff2 · #a666ff · #ff6673

Contrast

#bfff66 as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #4a8000 as the text (4.8:1)
  • AAA: use #396100 as the text (7.28:1)
  • AA: or shift the background to #696969 (4.63:1)
  • AAA: or shift the background to #4d4d4d (7.13:1)
Aaon black
17.71:1passpasspassPasses 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 #bfff66 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

#bfff66 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bfff66
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 #bfff66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bfff66-afbea2-4e58df-212d1f-f1f0e9?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