Color

#b781fe

#b781fe
hex#b781fe
rgbrgb(183, 129, 254)
hslhsl(266, 98%, 75%)
oklchoklch(0.709 0.182 301.9)
Closest name: Illicit Purple (#bf77f6)Relative luminance 0.3292

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#c8fe81

#8189fe · #f581fe

#feb781 · #81feb7

Split-complementary

Open in tool →

#fef581 · #89fe81

#fe8189 · #c8fe81 · #81fef5

Contrast

#b781fe as textRatioAAAA largeAAAFix
Aaon white
2.77:1failfailfail
  • AA: use #9444fd as the text (4.66:1)
  • AAA: use #6a02f2 as the text (7.23:1)
  • AA: or shift the background to #333333 (4.56:1)
  • AAA: or shift the background to #0d0d0d (7.02:1)
Aaon black
7.58:1passpasspassPasses 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 #b781fe 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

#b781fe reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b781fe
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b781fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b781fe-b29cc4-dfd74e-2b1f2d-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