Color

#a5b4bb

#a5b4bb
hex#a5b4bb
rgbrgb(165, 180, 187)
hslhsl(199, 14%, 69%)
oklchoklch(0.76 0.02 227.4)
Closest name: Casper (#aab5b8)Relative luminance 0.4423

Colors that go with #a5b4bb

Charcoal, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bbaca5

#a5bbb7 · #a5a9bb

#bba5b4 · #b4bba5

Split-complementary

Open in tool →

#bba5a9 · #bbb7a5

#b7a5bb · #bbaca5 · #a9bba5

Contrast

#a5b4bb as textRatioAAAA largeAAAFix
Aaon white
2.13:1failfailfail
  • AA: use #637983 as the text (4.57:1)
  • AAA: use #4b5b63 as the text (7.06:1)
  • AA: or shift the background to #424242 (4.71:1)
  • AAA: or shift the background to #262626 (7.1:1)
Aaon black
9.85:1passpasspassPasses 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 #a5b4bb 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 #a5b4bb
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 #a5b4bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5b4bb-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