Color

#905ba9

#905ba9
hex#905ba9
rgbrgb(144, 91, 169)
hslhsl(281, 31%, 51%)
oklchoklch(0.561 0.129 314.2)
Closest name: Lusty Lavender (#8d5eb7)Relative luminance 0.1628

Colors that go with #905ba9

Sea Green, Midnight Blue and Teal 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 →

#74a95b

#6a5ba9 · #a95b9b

#a9905b · #5ba990

Split-complementary

Open in tool →

#9ba95b · #5ba96a

#a96a5b · #74a95b · #5b9ba9

Contrast

#905ba9 as textRatioAAAA largeAAAFix
Aaon white
4.94:1passpassfail
  • AAA: use #724686 as the text (7.15:1)
Aaon black
4.26:1failpassfail
  • AA: use #9562ac as the text (4.62:1)
  • AAA: use #ae87c0 as the text (7.03:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #905ba9 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 #905ba9
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 #905ba9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/905ba9-ba9fc1-b6cb62-2d1f2c-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