Color

#b281ef

#b281ef
hex#b281ef
rgbrgb(178, 129, 239)
hslhsl(267, 77%, 72%)
oklchoklch(0.696 0.162 303)
Closest name: Illicit Purple (#bf77f6)Relative luminance 0.314

Colors that go with #b281ef

Medium Sea Green, Amber and Charcoal 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 →

#bdef81

#8186ef · #e981ef

#efb281 · #81efb2

Split-complementary

Open in tool →

#efe981 · #86ef81

#ef8186 · #bdef81 · #81efe9

Contrast

#b281ef as textRatioAAAA largeAAAFix
Aaon white
2.88:1failfailfail
  • AA: use #944fe8 as the text (4.62:1)
  • AAA: use #731ddd as the text (7.12:1)
  • AA: or shift the background to #303030 (4.58:1)
  • AAA: or shift the background to #050505 (7.07:1)
Aaon black
7.28:1passpasspassPasses 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 #b281ef 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

#b281ef reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b281ef
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 #b281ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b281ef-b39cc4-dfda4e-2c1f2d-e9eaf1?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