Color

#81c2c5

#81c2c5
hex#81c2c5
rgbrgb(129, 194, 197)
hslhsl(183, 37%, 64%)
oklchoklch(0.772 0.066 199.6)
Closest name: Cerulean Skies (#8cc6cb)Relative luminance 0.4728

Colors that go with #81c2c5

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 #81c2c5

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c58581

#81c5a7 · #81a0c5

#c581c2 · #c2c581

Split-complementary

Open in tool →

#c581a0 · #c5a781

#a781c5 · #c58581 · #a0c581

Contrast

#81c2c5 as textRatioAAAA largeAAAFix
Aaon white
2.01:1failfailfail
  • AA: use #3b7e81 as the text (4.68:1)
  • AAA: use #2d5f62 as the text (7.18:1)
  • AA: or shift the background to #474747 (4.63:1)
  • AAA: or shift the background to #2b2b2b (7.05:1)
Aaon black
10.46:1passpasspassPasses 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 #81c2c5 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

#81c2c5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81c2c5
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 #81c2c5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81c2c5-a2b9be-d4598e-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