# #a63ae4

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a63ae4`
- RGB: rgb(166, 58, 228)
- HSL: hsl(278, 76%, 56%)
- OKLCH: oklch(0.582 0.245 309.7)
- Relative luminance: 0.1673
- Nearest named color: Magenta Affair (#aa44dd, Δ 2.145) — https://brandsweets.com/colors/magenta-affair
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/a63ae4

## Tints & shades

- Tints (toward white): #ae4be7, #b65de9, #c074ec, #c886ee, #d098f1, #d8aaf3, #e1bcf6, #ebd2f9, #f3e4fb, #fbf6fe
- Shades (toward black): #9b23e1, #8d1cce, #7b18b4, #6b159d, #5c1287, #4d0f70, #3d0c5a, #2b093f, #1c0628, #0c0212

## Harmonies

- Complementary: #78e43a
- Analogous: #503ae4, #e43acd
- Triadic: #e4a63a, #3ae4a6
- Split-complementary: #cde43a, #3ae450
- Tetradic: #e4503a, #78e43a, #3acde4

## Colors that go with #a63ae4

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a63ae4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/olivedrab
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #a63ae4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a63ae4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a63ae4: 3 real palettes, including Hasbro's brand system and Linkedin's brand system, as the supporting colour. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #a63ae4 in 3 real palettes, including Obsidian's brand system and Loom's brand system, as that palette's text colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Loom (https://brandsweets.com/colors/brands/loom-com), Superhuman (https://brandsweets.com/colors/brands/superhuman-com). — https://brandsweets.com/colors/taupe
- **Dark Cyan** #008b8b [harmony, pool: triadic] — Dark Cyan completes a triad with #a63ae4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/darkcyan
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a63ae4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Medium Slate Blue** #7b68ee [harmony, pool: analogous] — Medium Slate Blue is #a63ae4's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: monday.com (https://brandsweets.com/colors/brands/monday-com). — https://brandsweets.com/colors/mediumslateblue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 4.83:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #871bc5 (7.02:1)
- On black (#000000): 4.35:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #aa43e5 (4.64:1); AA: background → #f7f7f7 (4.51:1); AAA: text → #c278ed (7.2:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a63ae4-ba9cc4-bbcb62-2d1f2c-ebe9f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#a63ae4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.