Color
#866f9b
#866f9brgb(134, 111, 155)hsl(271, 18%, 52%)oklch(0.58 0.071 308.1)Colors that go with #866f9b
Charcoal, Copper and Denim 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 #866f9b: softer than #000 and cool enough to feel like part of the same palette.
Copper #b87333
triadicshippedCopper completes a triad with #866f9b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Denim #1560bd
shippedDesigners have shipped Denim with #866f9b: 5 real palettes, including Campus and Dusk, as the lead colour.
Midnight Blue #191970
shipped6 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #866f9b, as the supporting colour.
Peru #cd853f
shipped4 real palettes, including Coffee Bar and Estate put Peru beside #866f9b, as the lead colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #866f9b in 4 real palettes, including Slate Workspace and Stripe's brand system, as the accent.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #866f9b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Taupe #483c32
shippedTaupe is paired with #866f9b in 19 real palettes, including Graphite Mono and Greige, as the lead colour.
Real palettes that use #866f9b
Tints & shades
Harmonies
Contrast
| #866f9b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.41:1 | fail | pass | fail | |
Aaon black | 4.76:1 | pass | 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 #866f9b 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 #866f9b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/866f9b-b59cc4-c7cb62-2c1f2d-eae9f1?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