Color

#3ff906

#3ff906
hex#3ff906
rgbrgb(63, 249, 6)
hslhsl(106, 95%, 50%)
oklchoklch(0.857 0.281 141)
Closest name: Electric Laser Lime (#26ff2a)Relative luminance 0.6882

Colors that go with #3ff906

Violet, Deep Sky Blue and Hot Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c006f9

#b8f906 · #06f947

#063ff9 · #f9063f

Split-complementary

Open in tool →

#4706f9 · #f906b8

#06b8f9 · #c006f9 · #f94706

Contrast

#3ff906 as textRatioAAAA largeAAAFix
Aaon white
1.42:1failfailfail
  • AA: use #228603 as the text (4.69:1)
  • AAA: use #196303 as the text (7.43:1)
  • AA: or shift the background to #5e5e5e (4.56:1)
  • AAA: or shift the background to #424242 (7.07:1)
Aaon black
14.76:1passpasspassPasses 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 #3ff906 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #3ff906
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3ff906 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ff906-a5bea2-774edf-1f2d22-eff1e9?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