Color

#3ee401

#3ee401
hex#3ee401
rgbrgb(62, 228, 1)
hslhsl(104, 99%, 45%)
oklchoklch(0.803 0.262 140.7)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5651

Colors that go with #3ee401

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 →

#a801e4

#afe401 · #01e436

#013ee4 · #e4013e

Split-complementary

Open in tool →

#3601e4 · #e401af

#01afe4 · #a801e4 · #e43601

Contrast

#3ee401 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #258901 as the text (4.51:1)
  • AAA: use #1b6501 as the text (7.22:1)
  • AA: or shift the background to #525252 (4.58:1)
  • AAA: or shift the background to #363636 (7.08:1)
Aaon black
12.3:1passpasspassPasses 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 #3ee401 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 #3ee401
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 #3ee401 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ee401-a6bea2-724edf-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