# #863399

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

## Values

- Hex: `#863399`
- RGB: rgb(134, 51, 153)
- HSL: hsl(289, 50%, 40%)
- OKLCH: oklch(0.482 0.172 319.6)
- Relative luminance: 0.0974
- Nearest named color: Fuchsia Nebula (#7722aa, Δ 5.371) — https://brandsweets.com/colors/fuchsia-nebula
- Moods: cool, modern
- Page: https://brandsweets.com/colors/863399

## Tints & shades

- Tints (toward white): #9a3bb0, #ab47c2, #b45bc8, #bf71d0, #c988d7, #d39fdf, #deb6e7, #e7c9ed, #f1e0f5, #fcf7fc
- Shades (toward black): #792e8a, #6f2a7e, #61256f, #572163, #4a1c54, #3c1745, #321339, #250e2a, #1b0a1f, #0d050f

## Harmonies

- Complementary: #469933
- Analogous: #533399, #993379
- Triadic: #998633, #339986
- Split-complementary: #799933, #339953
- Tetradic: #995333, #469933, #337999

## Colors that go with #863399

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #863399 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #863399: 5 real palettes, including Peacock and Slack's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Slack (https://brandsweets.com/colors/brands/slack-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #863399: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #863399: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #863399 in 3 real palettes, including Wells Fargo's brand system and Lenovo's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #863399: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Rust** #b7410e [pool] — Rust shows up next to #863399 in two real palettes: Wayfair's brand system and Semrush's brand system, as the lead colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Semrush (https://brandsweets.com/colors/brands/semrush-com). — https://brandsweets.com/colors/rust
- **Taupe** #483c32 [pool] — Taupe is paired with #863399 in two real palettes: Superhuman's brand system and Datadog's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 7.13:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.95:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ad4bc3 (4.57:1); AA: background → #cfcfcf (4.57:1); AAA: text → #c47dd4 (7.23:1); AAA: background → #ffffff (7.13:1)

## Fonts for this mood

- 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/863399-be9fc1-a8cb62-2d1f2a-ece9f1?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: "#863399" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.