Color

#81a5bb

#81a5bb
hex#81a5bb
rgbrgb(129, 165, 187)
hslhsl(203, 30%, 62%)
oklchoklch(0.703 0.051 235.3)
Closest name: Pewter (#8ba8b7)Relative luminance 0.3517

Colors that go with #81a5bb

Charcoal, Peru 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.

Real palettes that use #81a5bb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb9781

#81bbb4 · #8188bb

#bb81a5 · #a5bb81

Split-complementary

Open in tool →

#bb8188 · #bbb481

#b481bb · #bb9781 · #88bb81

Contrast

#81a5bb as textRatioAAAA largeAAAFix
Aaon white
2.61:1failfailfail
  • AA: use #507b95 as the text (4.56:1)
  • AAA: use #3b5a6d as the text (7.32:1)
  • AA: or shift the background to #363636 (4.62:1)
  • AAA: or shift the background to #141414 (7.05:1)
Aaon black
8.03:1passpasspassPasses 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 #81a5bb as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #81a5bb
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 #81a5bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81a5bb-9cb0c4-df4e5d-1f222d-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