Color

#3fc62a

#3fc62a
hex#3fc62a
rgbrgb(63, 198, 42)
hslhsl(112, 65%, 47%)
oklchoklch(0.726 0.221 141.3)
Closest name: Lime Green (#32cd32)Relative luminance 0.4161

Colors that go with #3fc62a

Charcoal, Royal Blue and Taupe 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 →

#b12ac6

#8dc62a · #2ac663

#2a3fc6 · #c62a3f

Split-complementary

Open in tool →

#632ac6 · #c62a8d

#2a8dc6 · #b12ac6 · #c6632a

Contrast

#3fc62a as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #2b871d as the text (4.58:1)
  • AAA: use #206515 as the text (7.16:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.32:1passpasspassPasses 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 #3fc62a 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 #3fc62a
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 #3fc62a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fc62a-a2bea2-864edf-1f2d23-eef1e9?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