Color

#2afe51

#2afe51
hex#2afe51
rgbrgb(42, 254, 81)
hslhsl(131, 99%, 58%)
oklchoklch(0.87 0.264 144.9)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7197

Colors that go with #2afe51

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 →

#fe2ad7

#6dfe2a · #2afebb

#512afe · #fe512a

Split-complementary

Open in tool →

#bb2afe · #fe2a6d

#2a6dfe · #fe2ad7 · #febb2a

Contrast

#2afe51 as textRatioAAAA largeAAAFix
Aaon white
1.36:1failfailfail
  • AA: use #01891a as the text (4.57:1)
  • AAA: use #016513 as the text (7.31:1)
  • AA: or shift the background to #616161 (4.54:1)
  • AAA: or shift the background to #454545 (7.03:1)
Aaon black
15.39:1passpasspassPasses 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 #2afe51 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 #2afe51
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 #2afe51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2afe51-a2beaa-b34edf-1f2d28-ecf1e9?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