Color

#81e4bc

#81e4bc
hex#81e4bc
rgbrgb(129, 228, 188)
hslhsl(156, 65%, 70%)
oklchoklch(0.847 0.11 165.8)
Closest name: Seafoam (#93e9be)Relative luminance 0.6378

Colors that go with #81e4bc

Charcoal, Plum and Deep Sky Blue 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.

Real palettes that use #81e4bc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e481a9

#81e48b · #81dae4

#bc81e4 · #e4bc81

Split-complementary

Open in tool →

#e481da · #e48b81

#8b81e4 · #e481a9 · #dae481

Contrast

#81e4bc as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #1c8259 as the text (4.79:1)
  • AAA: use #156545 as the text (7.05:1)
  • AA: or shift the background to #595959 (4.59:1)
  • AAA: or shift the background to #3d3d3d (7.12:1)
Aaon black
13.76:1passpasspassPasses 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 #81e4bc 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

#81e4bc reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81e4bc
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 #81e4bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81e4bc-a2beb6-d459c6-1f2d2d-e9f1ea?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