Color

#81d0da

#81d0da
hex#81d0da
rgbrgb(129, 208, 218)
hslhsl(187, 55%, 68%)
oklchoklch(0.81 0.079 206)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5484

Colors that go with #81d0da

Charcoal, Dark Salmon 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 →

#da8b81

#81dab8 · #81a3da

#da81d0 · #d0da81

Split-complementary

Open in tool →

#da81a3 · #dab881

#b881da · #da8b81 · #a3da81

Contrast

#81d0da as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #287f8a as the text (4.67:1)
  • AAA: use #1e5e67 as the text (7.36:1)
  • AA: or shift the background to #4f4f4f (4.67:1)
  • AAA: or shift the background to #333333 (7.2:1)
Aaon black
11.97:1passpasspassPasses 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 #81d0da 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

#81d0da reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81d0da
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 #81d0da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81d0da-a2b8be-df4e83-1f262d-e9f1ee?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