Color

#81bed9

#81bed9
hex#81bed9
rgbrgb(129, 190, 217)
hslhsl(198, 54%, 68%)
oklchoklch(0.77 0.074 227.5)
Closest name: Dolphin (#86c4da)Relative luminance 0.465

Colors that go with #81bed9

Charcoal, Dark Salmon and 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 #81bed9

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d99c81

#81d9c8 · #8193d9

#d981bf · #bfd981

Split-complementary

Open in tool →

#d98193 · #d9c881

#c881d9 · #d99c81 · #93d981

Contrast

#81bed9 as textRatioAAAA largeAAAFix
Aaon white
2.04:1failfailfail
  • AA: use #2f7c9d as the text (4.68:1)
  • AAA: use #235d76 as the text (7.24:1)
  • AA: or shift the background to #474747 (4.56:1)
  • AAA: or shift the background to #292929 (7.14:1)
Aaon black
10.3:1passpasspassPasses 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 #81bed9 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

#81bed9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81bed9
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 #81bed9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81bed9-9cb3c4-df4e69-1f232d-e9f1f0?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