Color
#856bb3
#856bb3rgb(133, 107, 179)hsl(262, 32%, 56%)oklch(0.583 0.111 299.6)Colors that go with #856bb3
Charcoal, Midnight Blue and Taupe 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 #856bb3: softer than #000 and cool enough to feel like part of the same palette.
Midnight Blue #191970
shippedMidnight Blue is paired with #856bb3 in 4 real palettes, including Plaid's brand system and Fintech Trust, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #856bb3 in 5 real palettes, including Astro's brand system and Retool's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Olive Green #808000
complementaryOlive Green sits directly opposite #856bb3 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #856bb3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Copper #b87333
triadicshippedCopper completes a triad with #856bb3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Blue Violet #8a2be2
shippedBlue Violet is paired with #856bb3 in two real palettes: Klarna US's brand system and ClickUp's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #856bb3 in two real palettes: Fintech Trust and Ink & Paper, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #856bb3
Tints & shades
Harmonies
Contrast
| #856bb3 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.42:1 | fail | pass | fail | |
Aaon black | 4.75:1 | 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 #856bb3 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 #856bb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/856bb3-af9cc4-dfce4e-2a1f2d-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