Color

#b3cbdf

#b3cbdf
hex#b3cbdf
rgbrgb(179, 203, 223)
hslhsl(207, 41%, 79%)
oklchoklch(0.831 0.038 243.3)
Closest name: Cloudy Valley (#b1c6d6)Relative luminance 0.5762

Colors that go with #b3cbdf

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfc7b3

#b3dfdd · #b3b6df

#dfb3cc · #ccdfb3

Split-complementary

Open in tool →

#dfb3b6 · #dfddb3

#ddb3df · #dfc7b3 · #b6dfb3

Contrast

#b3cbdf as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #457aa5 as the text (4.58:1)
  • AAA: use #335a7a as the text (7.28:1)
  • AA: or shift the background to #545454 (4.52:1)
  • AAA: or shift the background to #363636 (7.21:1)
Aaon black
12.52:1passpasspassPasses 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 #b3cbdf 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

#b3cbdf reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3cbdf
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 #b3cbdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3cbdf-9cadc4-df4e53-1f212d-e9f1f1?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