Color

#b3ccd5

#b3ccd5
hex#b3ccd5
rgbrgb(179, 204, 213)
hslhsl(196, 29%, 77%)
oklchoklch(0.829 0.03 221.5)
Closest name: Cloudy Valley (#b1c6d6)Relative luminance 0.5757

Colors that go with #b3ccd5

Charcoal, Deep Sky Blue and Denim 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 #b3ccd5

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d5bcb3

#b3d5cd · #b3bbd5

#d5b3cc · #ccd5b3

Split-complementary

Open in tool →

#d5b3bb · #d5cdb3

#cdb3d5 · #d5bcb3 · #bbd5b3

Contrast

#b3ccd5 as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #4e7c8d as the text (4.57:1)
  • AAA: use #3a5d69 as the text (7.12:1)
  • AA: or shift the background to #545454 (4.51:1)
  • AAA: or shift the background to #363636 (7.2:1)
Aaon black
12.51:1passpasspassPasses 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 #b3ccd5 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

#b3ccd5 reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3ccd5
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 #b3ccd5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3ccd5-9cb5c4-df4e6e-1f232d-e9f1ef?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