Color

#aaa9b1

#aaa9b1
hex#aaa9b1
rgbrgb(170, 169, 177)
hslhsl(248, 5%, 68%)
oklchoklch(0.738 0.011 291.9)
Closest name: darkgray (#a9a9a9)Relative luminance 0.401

Colors that go with #aaa9b1

Charcoal, Burlywood and Champagne 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 #aaa9b1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b0b1a9

#a9acb1 · #aea9b1

#b1aaa9 · #a9b1aa

Split-complementary

Open in tool →

#b1aea9 · #acb1a9

#b1a9ac · #b0b1a9 · #a9b1ae

Contrast

#aaa9b1 as textRatioAAAA largeAAAFix
Aaon white
2.33:1failfailfail
  • AA: use #767481 as the text (4.58:1)
  • AAA: use #585760 as the text (7.13:1)
  • AA: or shift the background to #3d3d3d (4.67:1)
  • AAA: or shift the background to #1f1f1f (7.08:1)
Aaon black
9.02:1passpasspassPasses 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 #aaa9b1 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

#aaa9b1 reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aaa9b1
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 #aaa9b1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aaa9b1-a2beb0-c859d4-1f2d2b-eaf1e9?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