Color

#b4b3ff

#b4b3ff
hex#b4b3ff
rgbrgb(180, 179, 255)
hslhsl(241, 100%, 85%)
oklchoklch(0.796 0.107 284.3)
Closest name: Purple Illusion (#b8b8f8)Relative luminance 0.4916

Colors that go with #b4b3ff

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 →

#feffb3

#b3d7ff · #dab3ff

#ffb4b3 · #b3ffb4

Split-complementary

Open in tool →

#ffdab3 · #d7ffb3

#ffb3d7 · #feffb3 · #b3ffda

Contrast

#b4b3ff as textRatioAAAA largeAAAFix
Aaon white
1.94:1failfailfail
  • AA: use #5f5cff as the text (4.71:1)
  • AAA: use #312eff as the text (7.08:1)
  • AA: or shift the background to #4a4a4a (4.57:1)
  • AAA: or shift the background to #2e2e2e (7.01:1)
Aaon black
10.83:1passpasspassPasses 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 #b4b3ff 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

#b4b3ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b4b3ff
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 #b4b3ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b4b3ff-a19cc4-df9b4e-261f2d-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