Color
#78579e
#78579ergb(120, 87, 158)hsl(268, 29%, 48%)oklch(0.522 0.114 304.2)Colors that go with #78579e
Charcoal, Sea Green and Crimson 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #78579e: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #78579e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Crimson #dc143c
shippedCrimson is paired with #78579e in 5 real palettes, including Marvel's brand system and Wells Fargo's brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #78579e: 5 real palettes, including Linkedin's brand system and Campus, as the lead colour.
Midnight Blue #191970
shipped9 real palettes, including Marvel's brand system and Fintech Trust put Midnight Blue beside #78579e, as the supporting colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #78579e in 7 real palettes, including Stripe's brand system and Slate Workspace, as the accent.
Taupe #483c32
shippedTaupe is paired with #78579e in 6 real palettes, including Superhuman's brand system and Dusk, as the lead colour.
Dark Olive Green #556b2f
complementaryDark Olive Green sits directly opposite #78579e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #78579e
Tints & shades
Harmonies
Contrast
| #78579e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.74:1 | pass | pass | fail |
|
Aaon black | 3.66:1 | 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 #78579e 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 #78579e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/78579e-b39cc4-dfdc4e-2c1f2d-e9eaf1?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