Color
#c66ddf
#c66ddfrgb(198, 109, 223)hsl(287, 64%, 65%)oklch(0.678 0.183 318.5)Colors that go with #c66ddf
Medium Sea Green, Light Sea Green and Medium Slate Blue 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.
Medium Sea Green #3cb371
complementaryshippedMedium Sea Green sits directly opposite #c66ddf on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Light Sea Green #20b2aa
split-complementshippedLight Sea Green is a split-complement of #c66ddf: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Medium Slate Blue #7b68ee
shippedMedium Slate Blue shows up next to #c66ddf in 3 real palettes, including Obsidian's brand system and Lavender Haze, as the supporting colour.
Dark Goldenrod #b8860b
split-complementDark Goldenrod is a split-complement of #c66ddf: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralCharcoal is the text near-black for #c66ddf: softer than #000 and cool enough to feel like part of the same palette.
Taupe #483c32
shippedTaupe is paired with #c66ddf in two real palettes: Loom's brand system and Obsidian's brand system, as that palette's text colour.
Cadet Blue #5f9ea0
triadicCadet Blue completes a triad with #c66ddf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Peru #cd853f
triadicPeru completes a triad with #c66ddf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Real palettes that use #c66ddf
Tints & shades
Harmonies
Contrast
| #c66ddf as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.16:1 | fail | pass | fail | |
Aaon black | 6.65:1 | 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 #c66ddf as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#c66ddf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
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 #c66ddf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/c66ddf-bd9fc1-abcb62-2d1f2a-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