Color

#81efc6

#81efc6
hex#81efc6
rgbrgb(129, 239, 198)
hslhsl(158, 77%, 72%)
oklchoklch(0.875 0.118 167.3)
Closest name: Jittery Jade (#77eebb)Relative luminance 0.7048

Colors that go with #81efc6

Charcoal, Plum and Crimson 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 →

#ef81a9

#81ef8f · #81e0ef

#c681ef · #efc681

Split-complementary

Open in tool →

#ef81e0 · #ef8f81

#8f81ef · #ef81a9 · #e0ef81

Contrast

#81efc6 as textRatioAAAA largeAAAFix
Aaon white
1.39:1failfailfail
  • AA: use #12875c as the text (4.52:1)
  • AAA: use #0d6344 as the text (7.28:1)
  • AA: or shift the background to #5e5e5e (4.66:1)
  • AAA: or shift the background to #424242 (7.22:1)
Aaon black
15.1:1passpasspassPasses 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 #81efc6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#81efc6 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81efc6
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 #81efc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81efc6-a2beb7-d459c2-1f2c2d-e9f1eb?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