Color

#b3d1ea

#b3d1ea
hex#b3d1ea
rgbrgb(179, 209, 234)
hslhsl(207, 57%, 81%)
oklchoklch(0.847 0.048 243.5)
Closest name: Ariel (#aed7ea)Relative luminance 0.6113

Colors that go with #b3d1ea

Charcoal, Dark Salmon and Burlywood 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 #b3d1ea

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eaccb3

#b3eae7 · #b3b6ea

#eab3d1 · #d1eab3

Split-complementary

Open in tool →

#eab3b6 · #eae7b3

#e7b3ea · #eaccb3 · #b6eab3

Contrast

#b3d1ea as textRatioAAAA largeAAAFix
Aaon white
1.59:1failfailfail
  • AA: use #3179b4 as the text (4.64:1)
  • AAA: use #255c88 as the text (7.08:1)
  • AA: or shift the background to #575757 (4.55:1)
  • AAA: or shift the background to #3b3b3b (7.05:1)
Aaon black
13.23:1passpasspassPasses 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 #b3d1ea as the background.

Brands using this color

Fonts for this mood

#b3d1ea reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3d1ea
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 #b3d1ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3d1ea-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