Color

#a2a3b9

#a2a3b9
hex#a2a3b9
rgbrgb(162, 163, 185)
hslhsl(237, 14%, 68%)
oklchoklch(0.722 0.032 283.5)
Closest name: Pewter (#8ba8b7)Relative luminance 0.3738

Colors that go with #a2a3b9

Charcoal, Sand and Blue 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 →

#b9b8a2

#a2afb9 · #aca2b9

#b9a2a3 · #a3b9a2

Split-complementary

Open in tool →

#b9aca2 · #afb9a2

#b9a2af · #b9b8a2 · #a2b9ac

Contrast

#a2a3b9 as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #717294 as the text (4.63:1)
  • AAA: use #565771 as the text (7.01:1)
  • AA: or shift the background to #3b3b3b (4.52:1)
  • AAA: or shift the background to #1a1a1a (7.02:1)
Aaon black
8.48:1passpasspassPasses 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 #a2a3b9 as the background.

Brands using this color

mcpConnect your agent — build around #a2a3b9
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 #a2a3b9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a2a3b9-9f9cc4-df924e-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