Color
#90579e
#90579ergb(144, 87, 158)hsl(288, 29%, 48%)oklch(0.548 0.124 319.5)Colors that go with #90579e
Sea Green, Orange 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.
Sea Green #2e8b57
complementaryshippedSea Green sits directly opposite #90579e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Orange #ffa500
shipped4 real palettes, including Rippling's brand system and Sunset Boulevard put Orange beside #90579e, as the lead colour.
Teal #008080
split-complementshippedTeal is a split-complement of #90579e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #90579e: softer than #000 and cool enough to feel like part of the same palette.
Midnight Blue #191970
shipped3 real palettes, including Marvel's brand system and Plaid's brand system put Midnight Blue beside #90579e, as the supporting colour.
Dark Olive Green #556b2f
split-complementDark Olive Green is a split-complement of #90579e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Coral #ff7f50
shippedDesigners have shipped Coral with #90579e: two real palettes: Dusk Gradient and Clinic, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #90579e: two real palettes: Peacock and Campus, as the supporting colour.
Real palettes that use #90579e
Tints & shades
Harmonies
Contrast
| #90579e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.19:1 | pass | pass | fail |
|
Aaon black | 4.04:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90579e as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #90579e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/90579e-be9fc1-aacb62-2d1f2a-ece9f1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md