Color

#3fc22e

#3fc22e
hex#3fc22e
rgbrgb(63, 194, 46)
hslhsl(113, 62%, 47%)
oklchoklch(0.716 0.215 141.5)
Closest name: Frog (#58bc08)Relative luminance 0.3984

Colors that go with #3fc22e

Orchid, Hot Pink and Charcoal 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.

Real palettes that use #3fc22e

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b12ec2

#89c22e · #2ec267

#2e3fc2 · #c22e3f

Split-complementary

Open in tool →

#672ec2 · #c22e89

#2e89c2 · #b12ec2 · #c2672e

Contrast

#3fc22e as textRatioAAAA largeAAAFix
Aaon white
2.34:1failfailfail
  • AA: use #2c8820 as the text (4.52:1)
  • AAA: use #206317 as the text (7.35:1)
  • AA: or shift the background to #3d3d3d (4.64:1)
  • AAA: or shift the background to #1f1f1f (7.04:1)
Aaon black
8.97:1passpasspassPasses 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 #3fc22e 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 #3fc22e
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 #3fc22e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fc22e-a2bea2-884edf-1f2d24-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