Color

#905ba4

#905ba4
hex#905ba4
rgbrgb(144, 91, 164)
hslhsl(284, 29%, 50%)
oklchoklch(0.558 0.123 316.3)
Closest name: Lusty Lavender (#8d5eb7)Relative luminance 0.1609

Colors that go with #905ba4

Charcoal, Sea Green and Orange 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 →

#6ea45b

#6c5ba4 · #a45b93

#a4915b · #5ba491

Split-complementary

Open in tool →

#93a45b · #5ba46c

#a46c5b · #6ea45b · #5b93a4

Contrast

#905ba4 as textRatioAAAA largeAAAFix
Aaon white
4.98:1passpassfail
  • AAA: use #714780 as the text (7.2:1)
Aaon black
4.22:1failpassfail
  • AA: use #9561a8 as the text (4.55:1)
  • AAA: use #b089be as the text (7.17:1)
  • AA: or shift the background to #f5f5f5 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #905ba4 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 #905ba4
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 #905ba4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/905ba4-bc9fc1-b1cb62-2d1f2b-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