Color

#b59ff9

#b59ff9
hex#b59ff9
rgbrgb(181, 159, 249)
hslhsl(255, 88%, 80%)
oklchoklch(0.756 0.128 294.4)
Closest name: Diva (#c9a0ff)Relative luminance 0.4146

Colors that go with #b59ff9

Amber, Charcoal and Deep Sky Blue 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 →

#e2f99f

#9fb6f9 · #e29ff9

#f9b69f · #9ff9b6

Split-complementary

Open in tool →

#f9e29f · #b6f99f

#f99fb6 · #e2f99f · #9ff9e2

Contrast

#b59ff9 as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #7e57f4 as the text (4.61:1)
  • AAA: use #5a27f1 as the text (7.01:1)
  • AA: or shift the background to #404040 (4.59:1)
  • AAA: or shift the background to #212121 (7.12:1)
Aaon black
9.29:1passpasspassPasses 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 #b59ff9 as the background.

Brands using this color

Fonts for this mood

#b59ff9 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b59ff9
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 #b59ff9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b59ff9-ab9cc4-dfbd4e-291f2d-e9ebf1?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