Color

#a5acbb

#a5acbb
hex#a5acbb
rgbrgb(165, 172, 187)
hslhsl(221, 14%, 69%)
oklchoklch(0.744 0.023 265.7)
Closest name: darkgray (#a9a9a9)Relative luminance 0.4109

Colors that go with #a5acbb

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bbb4a5

#a5b7bb · #a9a5bb

#bba5ac · #acbba5

Split-complementary

Open in tool →

#bba9a5 · #b7bba5

#bba5b7 · #bbb4a5 · #a5bba9

Contrast

#a5acbb as textRatioAAAA largeAAAFix
Aaon white
2.28:1failfailfail
  • AA: use #6b778e as the text (4.51:1)
  • AAA: use #4f5769 as the text (7.24:1)
  • AA: or shift the background to #404040 (4.55:1)
  • AAA: or shift the background to #212121 (7.07:1)
Aaon black
9.22:1passpasspassPasses 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 #a5acbb as the background.

Brands using this color

mcpConnect your agent — build around #a5acbb
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 #a5acbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5acbb-9ca4c4-df6b4e-211f2d-e9eff1?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