Color

#b3cbdb

#b3cbdb
hex#b3cbdb
rgbrgb(179, 203, 219)
hslhsl(204, 36%, 78%)
oklchoklch(0.829 0.034 237.1)
Closest name: Cloudy Valley (#b1c6d6)Relative luminance 0.5741

Colors that go with #b3cbdb

Charcoal, Dark Salmon and Deep Sky 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 #b3cbdb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dbc3b3

#b3dbd7 · #b3b7db

#dbb3cb · #cbdbb3

Split-complementary

Open in tool →

#dbb3b7 · #dbd7b3

#d7b3db · #dbc3b3 · #b7dbb3

Contrast

#b3cbdb as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #497b9c as the text (4.57:1)
  • AAA: use #375d76 as the text (7.02:1)
  • AA: or shift the background to #545454 (4.5:1)
  • AAA: or shift the background to #363636 (7.18:1)
Aaon black
12.48:1passpasspassPasses 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 #b3cbdb 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

Fonts for this mood

#b3cbdb reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3cbdb
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 #b3cbdb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3cbdb-9cafc4-df4e5a-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