# #871e99

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

## Values

- Hex: `#871e99`
- RGB: rgb(135, 30, 153)
- HSL: hsl(291, 67%, 36%)
- OKLCH: oklch(0.464 0.196 321.2)
- Relative luminance: 0.0838
- Nearest named color: darkmagenta (#8b008b, Δ 3.162) — https://brandsweets.com/colors/darkmagenta
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/871e99

## Tints & shades

- Tints (toward white): #9d23b3, #b428cc, #c23fd9, #ca59de, #d272e3, #da8ce8, #e3a6ed, #ecc3f3, #f4ddf8, #fcf6fd
- Shades (toward black): #7c1c8d, #701980, #61166f, #561362, #4b1155, #400e48, #340c3c, #25082b, #1a061e, #0f0311

## Harmonies

- Complementary: #31991e
- Analogous: #491e99, #991e6e
- Triadic: #99871e, #1e9987
- Split-complementary: #6e991e, #1e9949
- Tetradic: #99491e, #31991e, #1e6e99

## Colors that go with #871e99

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

- **Denim** #1560bd [pool] — Designers have shipped Denim with #871e99: 5 real palettes, including Slack's brand system and Peacock, as the lead colour. Seen in: Slack (https://brandsweets.com/colors/brands/slack-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim
- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #871e99 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/forestgreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #871e99: 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 #871e99: 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 #871e99 in 3 real palettes, including Lenovo's brand system and Gemstone, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com). — https://brandsweets.com/colors/crimson
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #871e99: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Taupe** #483c32 [pool] — Taupe is paired with #871e99 in two real palettes: Datadog's brand system and Superhuman's brand system, as that palette's text colour. Seen in: Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Superhuman (https://brandsweets.com/colors/brands/superhuman-com). — https://brandsweets.com/colors/taupe
- **Medium Violet Red** #c71585 [harmony: analogous] — Medium Violet Red is #871e99's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. — https://brandsweets.com/colors/mediumvioletred

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

- On white (#ffffff): 7.85:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.68:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #bd2ed6 (4.53:1); AA: background → #c7c7c7 (4.64:1); AAA: text → #d16ee2 (7.04:1); AAA: background → #f2f2f2 (7.01:1)

## 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/871e99-bf9fc1-a4cb62-2d1f29-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: "#871e99" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.