Color

#bdfe1b

#bdfe1b
hex#bdfe1b
rgbrgb(189, 254, 27)
hslhsl(77, 99%, 55%)
oklchoklch(0.919 0.231 126.4)
Closest name: Atomic Lime (#b9ff03)Relative luminance 0.8178

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b1bfe

#fecd1b · #4cfe1b

#1bbdfe · #fe1bbd

Split-complementary

Open in tool →

#1b4cfe · #cd1bfe

#1bfecd · #5b1bfe · #fe1b4c

Contrast

#bdfe1b as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #5b7f01 as the text (4.69:1)
  • AAA: use #456000 as the text (7.18:1)
  • AA: or shift the background to #696969 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.32:1)
Aaon black
17.36:1passpasspassPasses 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 #bdfe1b as the background.

Brands using this color

mcpConnect your agent — build around #bdfe1b
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 #bdfe1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bdfe1b-b3bea2-4e6bdf-232d1f-f1efe9?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