Color

#81eb0f

#81eb0f
hex#81eb0f
rgbrgb(129, 235, 15)
hslhsl(89, 88%, 49%)
oklchoklch(0.842 0.241 134.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6412

Tints & shades

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

Harmonies

Complementary

Open in tool →

#790feb

#ebe70f · #13eb0f

#0f81eb · #eb0f81

Split-complementary

Open in tool →

#0f13eb · #e70feb

#0febe7 · #790feb · #eb0f13

Contrast

#81eb0f as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #478108 as the text (4.76:1)
  • AAA: use #346006 as the text (7.44:1)
  • AA: or shift the background to #595959 (4.61:1)
  • AAA: or shift the background to #3d3d3d (7.15:1)
Aaon black
13.82:1passpasspassPasses 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 #81eb0f 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 #81eb0f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #81eb0f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81eb0f-adbea2-4e4edf-212d1f-f1f1e9?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