Color

#b9b1ec

#b9b1ec
hex#b9b1ec
rgbrgb(185, 177, 236)
hslhsl(248, 61%, 81%)
oklchoklch(0.788 0.083 290.6)
Closest name: Purple Illusion (#b8b8f8)Relative luminance 0.4781

Colors that go with #b9b1ec

Charcoal, Dark Khaki and Deep Sky 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 →

#e4ecb1

#b1c7ec · #d6b1ec

#ecb9b1 · #b1ecb9

Split-complementary

Open in tool →

#ecd6b1 · #c7ecb1

#ecb1c7 · #e4ecb1 · #b1ecd6

Contrast

#b9b1ec as textRatioAAAA largeAAAFix
Aaon white
1.99:1failfailfail
  • AA: use #7363d9 as the text (4.65:1)
  • AAA: use #523ed0 as the text (7.1:1)
  • AA: or shift the background to #474747 (4.67:1)
  • AAA: or shift the background to #2b2b2b (7.12:1)
Aaon black
10.56:1passpasspassPasses 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 #b9b1ec as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#b9b1ec reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b9b1ec
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 #b9b1ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b9b1ec-a69cc4-dfac4e-271f2d-e9ecf1?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