Color

#81bcda

#81bcda
hex#81bcda
rgbrgb(129, 188, 218)
hslhsl(200, 55%, 68%)
oklchoklch(0.766 0.075 231.1)
Closest name: Dolphin (#86c4da)Relative luminance 0.457

Colors that go with #81bcda

Charcoal, Dark Salmon and Amber 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 →

#da9e81

#81dacb · #818fda

#da81bc · #bcda81

Split-complementary

Open in tool →

#da818f · #dacb81

#cb81da · #da9e81 · #8fda81

Contrast

#81bcda as textRatioAAAA largeAAAFix
Aaon white
2.07:1failfailfail
  • AA: use #2f7ca2 as the text (4.64:1)
  • AAA: use #245e7b as the text (7.09:1)
  • AA: or shift the background to #454545 (4.63:1)
  • AAA: or shift the background to #292929 (7.02:1)
Aaon black
10.14:1passpasspassPasses 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 #81bcda 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

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

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

tool url/palettes/new/81bcda-9cb2c4-df4e64-1f232d-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