Color

#a5b1ca

#a5b1ca
hex#a5b1ca
rgbrgb(165, 177, 202)
hslhsl(221, 26%, 72%)
oklchoklch(0.759 0.038 265.1)
Closest name: Nebulous December (#b3b2bf)Relative luminance 0.4371

Colors that go with #a5b1ca

Charcoal, Sand and Amber 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 →

#cabea5

#a5c3ca · #aca5ca

#caa5b1 · #b1caa5

Split-complementary

Open in tool →

#caaca5 · #c3caa5

#caa5c3 · #cabea5 · #a5caac

Contrast

#a5b1ca as textRatioAAAA largeAAAFix
Aaon white
2.16:1failfailfail
  • AA: use #6276a3 as the text (4.53:1)
  • AAA: use #48587a as the text (7.11:1)
  • AA: or shift the background to #424242 (4.66:1)
  • AAA: or shift the background to #262626 (7.02:1)
Aaon black
9.74:1passpasspassPasses 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 #a5b1ca 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

#a5b1ca reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a5b1ca
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 #a5b1ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5b1ca-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