Color

#a1b2ba

#a1b2ba
hex#a1b2ba
rgbrgb(161, 178, 186)
hslhsl(199, 15%, 68%)
oklchoklch(0.753 0.022 227.6)
Closest name: Casper (#aab5b8)Relative luminance 0.4296

Colors that go with #a1b2ba

Charcoal, Blue and Blush Pink 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 #a1b2ba

Tints & shades

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

Harmonies

Complementary

Open in tool →

#baa9a1

#a1bab5 · #a1a6ba

#baa1b2 · #b2baa1

Split-complementary

Open in tool →

#baa1a6 · #bab5a1

#b5a1ba · #baa9a1 · #a6baa1

Contrast

#a1b2ba as textRatioAAAA largeAAAFix
Aaon white
2.19:1failfailfail
  • AA: use #627984 as the text (4.58:1)
  • AAA: use #4a5b64 as the text (7.07:1)
  • AA: or shift the background to #424242 (4.59:1)
  • AAA: or shift the background to #242424 (7.09:1)
Aaon black
9.59:1passpasspassPasses 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 #a1b2ba as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #a1b2ba
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 #a1b2ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a1b2ba-9cb3c4-df4e66-1f232d-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