Color

#b1cefb

#b1cefb
hex#b1cefb
rgbrgb(177, 206, 251)
hslhsl(216, 90%, 84%)
oklchoklch(0.845 0.071 259.1)
Closest name: Baby Blue (#a2cffe)Relative luminance 0.6045

Colors that go with #b1cefb

Charcoal, Deep Sky Blue and Goldenrod 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 →

#fbdeb1

#b1f4fb · #b9b1fb

#fbb1cf · #cffbb1

Split-complementary

Open in tool →

#fbb9b1 · #f4fbb1

#fbb1f4 · #fbdeb1 · #b1fbb9

Contrast

#b1cefb as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #166ff3 as the text (4.56:1)
  • AAA: use #0a52bd as the text (7.11:1)
  • AA: or shift the background to #575757 (4.5:1)
  • AAA: or shift the background to #383838 (7.31:1)
Aaon black
13.09:1passpasspassPasses 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 #b1cefb as the background.

Brands using this color

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

Fonts for this mood

#b1cefb reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b1cefb
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 #b1cefb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b1cefb-9ca7c4-df5f4e-201f2d-e9f0f1?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