Color

#3cec3f

#3cec3f
hex#3cec3f
rgbrgb(60, 236, 63)
hslhsl(121, 82%, 58%)
oklchoklch(0.825 0.252 143)
Closest name: Becquerel (#4bec13)Relative luminance 0.6131

Colors that go with #3cec3f

Taupe, Violet and Deep Sky Blue 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 →

#ec3ce9

#91ec3c · #3cec97

#3f3cec · #ec3f3c

Split-complementary

Open in tool →

#973cec · #ec3c91

#3c91ec · #ec3ce9 · #ec973c

Contrast

#3cec3f as textRatioAAAA largeAAAFix
Aaon white
1.58:1failfailfail
  • AA: use #0d870f as the text (4.68:1)
  • AAA: use #0a660c as the text (7.19:1)
  • AA: or shift the background to #575757 (4.56:1)
  • AAA: or shift the background to #3b3b3b (7.07:1)
Aaon black
13.26:1passpasspassPasses 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 #3cec3f 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 #3cec3f
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 #3cec3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cec3f-a2bea6-9b4edf-1f2d26-edf1e9?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