Color

#51ec32

#51ec32
hex#51ec32
rgbrgb(81, 236, 50)
hslhsl(110, 83%, 56%)
oklchoklch(0.829 0.252 140.9)
Closest name: Becquerel (#4bec13)Relative luminance 0.6197

Colors that go with #51ec32

Deep Sky Blue, Taupe and Violet 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 →

#cd32ec

#aeec32 · #32ec70

#3251ec · #ec3251

Split-complementary

Open in tool →

#7032ec · #ec32ae

#32aeec · #cd32ec · #ec7032

Contrast

#51ec32 as textRatioAAAA largeAAAFix
Aaon white
1.57:1failfailfail
  • AA: use #21870d as the text (4.63:1)
  • AAA: use #19670a as the text (7.03:1)
  • AA: or shift the background to #575757 (4.61:1)
  • AAA: or shift the background to #3b3b3b (7.14:1)
Aaon black
13.39:1passpasspassPasses 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 #51ec32 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 #51ec32
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 #51ec32 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51ec32-a3bea2-814edf-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