Color

#81e925

#81e925
hex#81e925
rgbrgb(129, 233, 37)
hslhsl(92, 82%, 53%)
oklchoklch(0.838 0.234 134.9)
Closest name: Becquerel (#4bec13)Relative luminance 0.6308

Colors that go with #81e925

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 →

#8e25e9

#e3e925 · #25e92b

#2581e9 · #e92581

Split-complementary

Open in tool →

#2b25e9 · #e925e3

#25e3e9 · #8e25e9 · #e92b25

Contrast

#81e925 as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #43820d as the text (4.73:1)
  • AAA: use #33610a as the text (7.36:1)
  • AA: or shift the background to #595959 (4.54:1)
  • AAA: or shift the background to #3d3d3d (7.04:1)
Aaon black
13.62:1passpasspassPasses 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 #81e925 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 #81e925
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 #81e925 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81e925-acbea2-564edf-202d1f-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