# #851971

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#851971`
- RGB: rgb(133, 25, 113)
- HSL: hsl(311, 68%, 31%)
- OKLCH: oklch(0.432 0.169 337.1)
- Relative luminance: 0.0687
- Nearest named color: Noble Plum (#871f78, Δ 1.37) — https://brandsweets.com/colors/noble-plum
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/851971

## Tints & shades

- Tints (toward white): #a31f8b, #bc24a1, #d72db8, #dd4bc2, #e269cc, #e783d5, #eda1df, #f3bfe9, #f8d8f2, #fdf6fc
- Shades (toward black): #781766, #6f155f, #631354, #561049, #4d0f42, #400c37, #330a2c, #270721, #1e061a, #11030f

## Harmonies

- Complementary: #19852d
- Analogous: #631985, #85193b
- Triadic: #718519, #197185
- Split-complementary: #3b8519, #198563
- Tetradic: #856319, #19852d, #193b85

## Colors that go with #851971

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: complementary] — Sea Green sits directly opposite #851971 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/seagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #851971: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #851971: 3 real palettes, including Hinge's brand system and Slack's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Slack (https://brandsweets.com/colors/brands/slack-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #851971: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #851971: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #851971's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com). — https://brandsweets.com/colors/crimson
- **Gold** #ffd700 [pool] — Gold shows up next to #851971 in two real palettes: Mailchimp's brand system and Garnet, as the supporting colour. Seen in: Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/gold
- **Rust** #b7410e [pool] — Rust shows up next to #851971 in two real palettes: Wayfair's brand system and Garnet, as the lead colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/rust

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

- On white (#ffffff): 8.84:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.37:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ce27af (4.53:1); AA: background → #bababa (4.56:1); AAA: text → #e269cc (7.13:1); AAA: background → #e6e6e6 (7.09:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/851971-c19fb7-82cb62-2d1f25-efe9f1?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: "#851971" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.