Color

#b1d9dd

#b1d9dd
hex#b1d9dd
rgbrgb(177, 217, 221)
hslhsl(185, 39%, 78%)
oklchoklch(0.858 0.042 203.9)
Closest name: Crystal (#a7d8de)Relative luminance 0.6419

Colors that go with #b1d9dd

Charcoal, Sand and Dark Salmon 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 #b1d9dd

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ddb5b1

#b1ddcb · #b1c3dd

#ddb1d9 · #d9ddb1

Split-complementary

Open in tool →

#ddb1c3 · #ddcbb1

#cbb1dd · #ddb5b1 · #c3ddb1

Contrast

#b1d9dd as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #3b8087 as the text (4.54:1)
  • AAA: use #2c5f63 as the text (7.18:1)
  • AA: or shift the background to #595959 (4.62:1)
  • AAA: or shift the background to #3d3d3d (7.16:1)
Aaon black
13.84:1passpasspassPasses 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 #b1d9dd 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

#b1d9dd reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b1d9dd
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 #b1d9dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b1d9dd-a2b8be-df4e88-1f262d-e9f1ee?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