Color

#911cab

#911cab
hex#911cab
rgbrgb(145, 28, 171)
hslhsl(289, 72%, 39%)
oklchoklch(0.49 0.216 319.1)
Closest name: Nebula (#a104c3)Relative luminance 0.0979

Colors that go with #911cab

Denim, Forest Green and Charcoal 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 #911cab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#36ab1c

#491cab · #ab1c7e

#ab911c · #1cab91

Split-complementary

Open in tool →

#7eab1c · #1cab49

#ab491c · #36ab1c · #1c7eab

Contrast

#911cab as textRatioAAAA largeAAAFix
Aaon white
7.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.96:1failfailfail
  • AA: use #bc2cdd as the text (4.54:1)
  • AAA: use #d16ee7 as the text (7.1:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #911cab as the background.

Brands using this color

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

Fonts for this mood

#911cab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #911cab
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 #911cab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/911cab-be9fc1-a8cb62-2d1f2a-ece9f1?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