Color

#2fc131

#2fc131
hex#2fc131
rgbrgb(47, 193, 49)
hslhsl(121, 61%, 47%)
oklchoklch(0.709 0.217 143)
Closest name: Crude Banana (#21c40e)Relative luminance 0.3897

Colors that go with #2fc131

Blue, Charcoal and Royal 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 →

#c12fbf

#75c12f · #2fc17a

#312fc1 · #c1312f

Split-complementary

Open in tool →

#7a2fc1 · #c12f75

#2f75c1 · #c12fbf · #c17a2f

Contrast

#2fc131 as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #218723 as the text (4.61:1)
  • AAA: use #19671a as the text (7.01:1)
  • AA: or shift the background to #3d3d3d (4.55:1)
  • AAA: or shift the background to #1c1c1c (7.14:1)
Aaon black
8.79:1passpasspassPasses 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 #2fc131 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 #2fc131
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 #2fc131 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2fc131-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