Color

#9a91c0

#9a91c0
hex#9a91c0
rgbrgb(154, 145, 192)
hslhsl(251, 27%, 66%)
oklchoklch(0.681 0.069 293.3)
Closest name: Wizard’s Brew (#a090b8)Relative luminance 0.3093

Colors that go with #9a91c0

Charcoal, Amber 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.

Real palettes that use #9a91c0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b7c091

#91a0c0 · #b191c0

#c09991 · #91c099

Split-complementary

Open in tool →

#c0b191 · #a0c091

#c091a0 · #b7c091 · #91c0b1

Contrast

#9a91c0 as textRatioAAAA largeAAAFix
Aaon white
2.92:1failfailfail
  • AA: use #796dab as the text (4.58:1)
  • AAA: use #5b508b as the text (7.08:1)
  • AA: or shift the background to #303030 (4.52:1)
  • AAA: or shift the background to #030303 (7.06:1)
Aaon black
7.19:1passpasspassPasses 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 #9a91c0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #9a91c0
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 #9a91c0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9a91c0-a89cc4-dfb34e-281f2d-e9ecf1?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