Color

#81bdca

#81bdca
hex#81bdca
rgbrgb(129, 189, 202)
hslhsl(191, 41%, 65%)
oklchoklch(0.762 0.064 212.7)
Closest name: Crystal Lake (#88b5c4)Relative luminance 0.4533

Colors that go with #81bdca

Charcoal, Dark Salmon and Copper 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 #81bdca

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca8f81

#81cab3 · #8198ca

#ca81bd · #bdca81

Split-complementary

Open in tool →

#ca8198 · #cab381

#b381ca · #ca8f81 · #98ca81

Contrast

#81bdca as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #3b7d8c as the text (4.67:1)
  • AAA: use #2c5d68 as the text (7.31:1)
  • AA: or shift the background to #454545 (4.6:1)
  • AAA: or shift the background to #262626 (7.25:1)
Aaon black
10.07:1passpasspassPasses 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 #81bdca 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

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

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

tool url/palettes/new/81bdca-a2b6be-df4e7a-1f252d-e9f1ef?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