Color

#901fbd

#901fbd
hex#901fbd
rgbrgb(144, 31, 189)
hslhsl(283, 72%, 43%)
oklchoklch(0.503 0.228 313.3)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.1058

Colors that go with #901fbd

Forest Green, Sea 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 #901fbd

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4bbd1f

#411fbd · #bd1f9a

#bd901f · #1fbd90

Split-complementary

Open in tool →

#9abd1f · #1fbd41

#bd411f · #4bbd1f · #1f9abd

Contrast

#901fbd as textRatioAAAA largeAAAFix
Aaon white
6.74:1passpassfail
  • AAA: use #891db4 as the text (7.25:1)
Aaon black
3.12:1failpassfail
  • AA: use #b03adf as the text (4.52:1)
  • AAA: use #c773e8 as the text (7.05:1)
  • AA: or shift the background to #d4d4d4 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #901fbd 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

#901fbd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #901fbd
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 #901fbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/901fbd-bb9fc1-b2cb62-2d1f2b-ebe9f1?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