Color

#b3bcef

#b3bcef
hex#b3bcef
rgbrgb(179, 188, 239)
hslhsl(231, 65%, 82%)
oklchoklch(0.806 0.073 276.8)
Closest name: Purple Illusion (#b8b8f8)Relative luminance 0.5178

Colors that go with #b3bcef

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 →

#efe6b3

#b3daef · #c8b3ef

#efb3bc · #bcefb3

Split-complementary

Open in tool →

#efc8b3 · #daefb3

#efb3da · #efe6b3 · #b3efc8

Contrast

#b3bcef as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #576bdb as the text (4.63:1)
  • AAA: use #2d45d2 as the text (7.26:1)
  • AA: or shift the background to #4d4d4d (4.57:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.36:1passpasspassPasses 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 #b3bcef 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

#b3bcef reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3bcef
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 #b3bcef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3bcef-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