Color

#b663cf

#b663cf
hex#b663cf
rgbrgb(182, 99, 207)
hslhsl(286, 53%, 60%)
oklchoklch(0.637 0.175 317.9)
Closest name: Lavender (#b56edc)Relative luminance 0.2337

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7ccf63

#8063cf · #cf63b2

#cfb663 · #63cfb6

Split-complementary

Open in tool →

#b2cf63 · #63cf80

#cf8063 · #7ccf63 · #63b2cf

Contrast

#b663cf as textRatioAAAA largeAAAFix
Aaon white
3.7:1failpassfail
  • AA: use #ab4cc8 as the text (4.57:1)
  • AAA: use #8631a0 as the text (7.09:1)
  • AA: or shift the background to #1c1c1c (4.61:1)
Aaon black
5.67:1passpassfail
  • AAA: use #c17ad6 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b663cf 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

#b663cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b663cf
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 #b663cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b663cf-bd9fc1-adcb62-2d1f2a-ece9f1?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