Color

#a5abbb

#a5abbb
hex#a5abbb
rgbrgb(165, 171, 187)
hslhsl(224, 14%, 69%)
oklchoklch(0.742 0.024 269.4)
Closest name: darkgray (#a9a9a9)Relative luminance 0.4071

Colors that go with #a5abbb

Charcoal, Blue and Burlywood 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 →

#bbb5a5

#a5b6bb · #aaa5bb

#bba5ab · #abbba5

Split-complementary

Open in tool →

#bbaaa5 · #b6bba5

#bba5b6 · #bbb5a5 · #a5bbaa

Contrast

#a5abbb as textRatioAAAA largeAAAFix
Aaon white
2.3:1failfailfail
  • AA: use #6b758e as the text (4.6:1)
  • AAA: use #51586c as the text (7.09:1)
  • AA: or shift the background to #404040 (4.51:1)
  • AAA: or shift the background to #212121 (7.01:1)
Aaon black
9.14:1passpasspassPasses 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 #a5abbb as the background.

Brands using this color

mcpConnect your agent — build around #a5abbb
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 #a5abbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5abbb-9ca2c4-df724e-221f2d-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