Color

#9b99fa

#9b99fa
hex#9b99fa
rgbrgb(155, 153, 250)
hslhsl(241, 91%, 79%)
oklchoklch(0.725 0.139 283.3)
Closest name: Cold Lips (#9ba0ef)Relative luminance 0.3665

Colors that go with #9b99fa

Charcoal, Goldenrod and Amber 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 →

#f9fa99

#99c8fa · #cb99fa

#fa9a99 · #99fa9a

Split-complementary

Open in tool →

#facb99 · #c8fa99

#fa99c8 · #f9fa99 · #99facb

Contrast

#9b99fa as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #615ef7 as the text (4.72:1)
  • AAA: use #3632f5 as the text (7.16:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.11:1)
Aaon black
8.33:1passpasspassPasses 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 #9b99fa as the background.

Brands using this color

Fonts for this mood

#9b99fa reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9b99fa
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 #9b99fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9b99fa-a19cc4-df9b4e-261f2d-e9edf1?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