Color

#3ef967

#3ef967
hex#3ef967
rgbrgb(62, 249, 103)
hslhsl(133, 94%, 61%)
oklchoklch(0.862 0.239 146.4)
Closest name: springgreen (#00ff7f)Relative luminance 0.6975

Colors that go with #3ef967

Violet, Hot Pink and Plum 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 →

#f93ed1

#73f93e · #3ef9c4

#673ef9 · #f9673e

Split-complementary

Open in tool →

#c43ef9 · #f93e73

#3e73f9 · #f93ed1 · #f9c43e

Contrast

#3ef967 as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #048620 as the text (4.73:1)
  • AAA: use #036819 as the text (7:1)
  • AA: or shift the background to #5e5e5e (4.62:1)
  • AAA: or shift the background to #424242 (7.15:1)
Aaon black
14.95:1passpasspassPasses 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 #3ef967 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 #3ef967
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 #3ef967 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ef967-a2beab-b84edf-1f2d28-ebf1e9?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