Color

#a9acbc

#a9acbc
hex#a9acbc
rgbrgb(169, 172, 188)
hslhsl(231, 12%, 70%)
oklchoklch(0.747 0.023 277.4)
Closest name: Nebulous December (#b3b2bf)Relative luminance 0.4157

Colors that go with #a9acbc

Charcoal, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bcb9a9

#a9b5bc · #b0a9bc

#bca9ac · #acbca9

Split-complementary

Open in tool →

#bcb0a9 · #b5bca9

#bca9b5 · #bcb9a9 · #a9bcb0

Contrast

#a9acbc as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #70758f as the text (4.54:1)
  • AAA: use #53566a as the text (7.22:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.14:1)
Aaon black
9.31:1passpasspassPasses 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 #a9acbc as the background.

Brands using this color

Fonts for this mood

#a9acbc reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a9acbc
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 #a9acbc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a9acbc-9c9ec4-df834e-231f2d-e9eef1?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