Color
#a663ee
#a663eergb(166, 99, 238)hsl(269, 80%, 66%)oklch(0.637 0.204 303.3)Colors that go with #a663ee
Olive Drab, Charcoal 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.
Olive Drab #6b8e23
complementaryOlive Drab sits directly opposite #a663ee on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #a663ee: softer than #000 and cool enough to feel like part of the same palette.
Taupe #483c32
shippedTaupe is paired with #a663ee in 3 real palettes, including Loom's brand system and Obsidian's brand system, as that palette's text colour.
Dark Goldenrod #b8860b
split-complementDark Goldenrod is a split-complement of #a663ee: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Medium Sea Green #3cb371
split-complementMedium Sea Green is a split-complement of #a663ee: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #a663ee in two real palettes: Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #a663ee: two real palettes: Blueprint and Calm's brand system, as the lead colour.
Light Sea Green #20b2aa
shippedLight Sea Green shows up next to #a663ee in two real palettes: Taco Bell's brand system and Circuit, as the accent.
Real palettes that use #a663ee
Tints & shades
Harmonies
Contrast
| #a663ee as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.72:1 | fail | pass | fail | |
Aaon black | 5.64:1 | 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 #a663ee 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
#a663ee 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 #a663ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/a663ee-b49cc4-cbcb62-2c1f2d-e9e9f1?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