Color

#b381da

#b381da
hex#b381da
rgbrgb(179, 129, 218)
hslhsl(274, 55%, 68%)
oklchoklch(0.686 0.137 309)
Closest name: Lavender (#b56edc)Relative luminance 0.3035

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a7da81

#8781da · #da81d4

#dab381 · #81dab3

Split-complementary

Open in tool →

#d4da81 · #81da87

#da8781 · #a7da81 · #81d4da

Contrast

#b381da as textRatioAAAA largeAAAFix
Aaon white
2.97:1failfailfail
  • AA: use #9955ce as the text (4.62:1)
  • AAA: use #7b34b2 as the text (7.06:1)
  • AA: or shift the background to #2e2e2e (4.57:1)
  • AAA: or shift the background to #000000 (7.07:1)
Aaon black
7.07:1passpasspassPasses 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 #b381da 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

#b381da reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b381da
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 #b381da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b381da-b79cc4-c2cb62-2d1f2d-eae9f1?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