Color

#b1bbf7

#b1bbf7
hex#b1bbf7
rgbrgb(177, 187, 247)
hslhsl(231, 81%, 83%)
oklchoklch(0.806 0.086 277)
Closest name: Purple Illusion (#b8b8f8)Relative luminance 0.516

Colors that go with #b1bbf7

Charcoal, Deep Sky Blue and Goldenrod 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 →

#f7ecb1

#b1def7 · #c9b1f7

#f7b1bb · #bbf7b1

Split-complementary

Open in tool →

#f7c9b1 · #def7b1

#f7b1de · #f7ecb1 · #b1f7c9

Contrast

#b1bbf7 as textRatioAAAA largeAAAFix
Aaon white
1.86:1failfailfail
  • AA: use #5067ed as the text (4.66:1)
  • AAA: use #213fe8 as the text (7.14:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.11:1)
Aaon black
11.32:1passpasspassPasses 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 #b1bbf7 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

#b1bbf7 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b1bbf7
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 #b1bbf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b1bbf7-9c9ec4-df834e-231f2d-e9eef1?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