Color

#a0b5ca

#a0b5ca
hex#a0b5ca
rgbrgb(160, 181, 202)
hslhsl(210, 28%, 71%)
oklchoklch(0.764 0.038 248.3)
Closest name: Ethereal Mist (#b0b8cc)Relative luminance 0.4479

Colors that go with #a0b5ca

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 →

#cab5a0

#a0caca · #a0a0ca

#caa0b5 · #b5caa0

Split-complementary

Open in tool →

#caa0a0 · #cacaa0

#caa0ca · #cab5a0 · #a0caa0

Contrast

#a0b5ca as textRatioAAAA largeAAAFix
Aaon white
2.11:1failfailfail
  • AA: use #567899 as the text (4.62:1)
  • AAA: use #405972 as the text (7.27:1)
  • AA: or shift the background to #454545 (4.55:1)
  • AAA: or shift the background to #262626 (7.18:1)
Aaon black
9.96:1passpasspassPasses 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 #a0b5ca as the background.

Brands using this color

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

Fonts for this mood

#a0b5ca reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a0b5ca
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 #a0b5ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a0b5ca-9cabc4-df514e-1f202d-e9f1f1?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