Color

#9c91c5

#9c91c5
hex#9c91c5
rgbrgb(156, 145, 197)
hslhsl(253, 31%, 67%)
oklchoklch(0.685 0.076 294)
Closest name: Wizard’s Brew (#a090b8)Relative luminance 0.3135

Colors that go with #9c91c5

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 #9c91c5

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bac591

#91a0c5 · #b691c5

#c59c91 · #91c59c

Split-complementary

Open in tool →

#c5b691 · #a0c591

#c591a0 · #bac591 · #91c5b6

Contrast

#9c91c5 as textRatioAAAA largeAAAFix
Aaon white
2.89:1failfailfail
  • AA: use #7b6cb2 as the text (4.54:1)
  • AAA: use #5c4d93 as the text (7.15:1)
  • AA: or shift the background to #303030 (4.57:1)
  • AAA: or shift the background to #050505 (7.06:1)
Aaon black
7.27:1passpasspassPasses 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 #9c91c5 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 #9c91c5
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 #9c91c5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9c91c5-a99cc4-dfb84e-281f2d-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