Color

#b99ff4

#b99ff4
hex#b99ff4
rgbrgb(185, 159, 244)
hslhsl(258, 79%, 79%)
oklchoklch(0.757 0.122 297.5)
Closest name: Diva (#c9a0ff)Relative luminance 0.4164

Colors that go with #b99ff4

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 →

#daf49f

#9fb0f4 · #e39ff4

#f4b99f · #9ff4b9

Split-complementary

Open in tool →

#f4e39f · #b0f49f

#f49fb0 · #daf49f · #9ff4e3

Contrast

#b99ff4 as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #8356eb as the text (4.67:1)
  • AAA: use #6128e6 as the text (7.11:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.33:1passpasspassPasses 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 #b99ff4 as the background.

Brands using this color

Fonts for this mood

#b99ff4 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b99ff4
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 #b99ff4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b99ff4-ad9cc4-dfc44e-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