Color

#bbbbc9

#bbbbc9
hex#bbbbc9
rgbrgb(187, 187, 201)
hslhsl(240, 11%, 76%)
oklchoklch(0.796 0.02 285.9)
Closest name: Cosmic (#b8b9cb)Relative luminance 0.5032

Colors that go with #bbbbc9

Charcoal, Copper and Crimson 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 →

#c9c9bb

#bbc2c9 · #c2bbc9

#c9bbbb · #bbc9bb

Split-complementary

Open in tool →

#c9c2bb · #c2c9bb

#c9bbc2 · #c9c9bb · #bbc9c2

Contrast

#bbbbc9 as textRatioAAAA largeAAAFix
Aaon white
1.9:1failfailfail
  • AA: use #747490 as the text (4.52:1)
  • AAA: use #56566c as the text (7.13:1)
  • AA: or shift the background to #4a4a4a (4.67:1)
  • AAA: or shift the background to #2e2e2e (7.15:1)
Aaon black
11.06:1passpasspassPasses 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 #bbbbc9 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bbbbc9 reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bbbbc9
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 #bbbbc9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbbbc9-a19cc4-df994e-251f2d-e9edf1?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