Color

#3ee40c

#3ee40c
hex#3ee40c
rgbrgb(62, 228, 12)
hslhsl(106, 90%, 47%)
oklchoklch(0.803 0.261 140.8)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5654

Colors that go with #3ee40c

Deep Sky Blue, Taupe and Violet 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 →

#b10ce4

#aae40c · #0ce446

#0c3ee4 · #e40c3e

Split-complementary

Open in tool →

#460ce4 · #e40caa

#0caae4 · #b10ce4 · #e4460c

Contrast

#3ee40c as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #258807 as the text (4.56:1)
  • AAA: use #1c6605 as the text (7.11:1)
  • AA: or shift the background to #525252 (4.58:1)
  • AAA: or shift the background to #363636 (7.08:1)
Aaon black
12.31:1passpasspassPasses 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 #3ee40c as the background.

Brands using this color

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

mcpConnect your agent — build around #3ee40c
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 #3ee40c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ee40c-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