Color

#b9cfdf

#b9cfdf
hex#b9cfdf
rgbrgb(185, 207, 223)
hslhsl(205, 37%, 80%)
oklchoklch(0.843 0.033 239.4)
Closest name: Ariel (#aed7ea)Relative luminance 0.6027

Colors that go with #b9cfdf

Charcoal, Dark Salmon and Brown 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 →

#dfc9b9

#b9dfdc · #b9bcdf

#dfb9cf · #cfdfb9

Split-complementary

Open in tool →

#dfb9bc · #dfdcb9

#dcb9df · #dfc9b9 · #bcdfb9

Contrast

#b9cfdf as textRatioAAAA largeAAAFix
Aaon white
1.61:1failfailfail
  • AA: use #487a9d as the text (4.62:1)
  • AAA: use #375c77 as the text (7.1:1)
  • AA: or shift the background to #545454 (4.71:1)
  • AAA: or shift the background to #383838 (7.29:1)
Aaon black
13.05:1passpasspassPasses 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 #b9cfdf as the background.

Brands using this color

Fonts for this mood

#b9cfdf reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b9cfdf
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 #b9cfdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b9cfdf-9cafc4-df4e58-1f212d-e9f1f0?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