Color

#81fdb5

#81fdb5
hex#81fdb5
rgbrgb(129, 253, 181)
hslhsl(145, 97%, 75%)
oklchoklch(0.904 0.151 156.2)
Closest name: Mint Bliss (#7effba)Relative luminance 0.7825

Colors that go with #81fdb5

Taupe, Violet 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 →

#fd81ca

#8cfd81 · #81fdf3

#b581fd · #fdb581

Split-complementary

Open in tool →

#f381fd · #fd818c

#818cfd · #fd81ca · #fdf381

Contrast

#81fdb5 as textRatioAAAA largeAAAFix
Aaon white
1.26:1failfailfail
  • AA: use #02883a as the text (4.58:1)
  • AAA: use #02642b as the text (7.34:1)
  • AA: or shift the background to #666666 (4.55:1)
  • AAA: or shift the background to #4a4a4a (7.03:1)
Aaon black
16.65:1passpasspassPasses 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 #81fdb5 as the background.

Brands using this color

Fonts for this mood

#81fdb5 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81fdb5
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 #81fdb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81fdb5-a2beb1-cc59d4-1f2d2b-eaf1e9?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