Color

#b8b9ff

#b8b9ff
hex#b8b9ff
rgbrgb(184, 185, 255)
hslhsl(239, 100%, 86%)
oklchoklch(0.81 0.098 283.3)
Closest name: Purple Illusion (#b8b8f8)Relative luminance 0.5211

Colors that go with #b8b9ff

Charcoal, Deep Sky Blue and Dark Khaki 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 →

#fffeb8

#b8dcff · #dab8ff

#ffb8b9 · #b9ffb8

Split-complementary

Open in tool →

#ffdab8 · #dcffb8

#ffb8dc · #fffeb8 · #b8ffda

Contrast

#b8b9ff as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #5c5fff as the text (4.63:1)
  • AAA: use #2e31ff as the text (7:1)
  • AA: or shift the background to #4d4d4d (4.6:1)
  • AAA: or shift the background to #303030 (7.18:1)
Aaon black
11.42:1passpasspassPasses 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 #b8b9ff as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b8b9ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b8b9ff
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 #b8b9ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b8b9ff-a09cc4-df964e-251f2d-e9edf1?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