# #8166d1

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

## Values

- Hex: `#8166d1`
- RGB: rgb(129, 102, 209)
- HSL: hsl(255, 54%, 61%)
- OKLCH: oklch(0.587 0.159 292.4)
- Relative luminance: 0.1877
- Nearest named color: Lavish Spending (#8469bc, Δ 3.498) — https://brandsweets.com/colors/lavish-spending
- Moods: cool, modern
- Page: https://brandsweets.com/colors/8166d1

## Tints & shades

- Tints (toward white): #8e76d6, #9781d9, #a491de, #b1a1e3, #beb0e8, #c8bceb, #d5ccf0, #e2dcf4, #ece7f8, #f9f7fd
- Shades (toward black): #6d4eca, #5d3bc4, #5234ad, #472d95, #3d2782, #32206a, #271952, #1c123b, #130c27, #070510

## Harmonies

- Complementary: #b6d166
- Analogous: #6681d1, #b666d1
- Triadic: #d18166, #66d181
- Split-complementary: #d1b666, #81d166
- Tetradic: #d16681, #b6d166, #66d1b6

## Colors that go with #8166d1

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #8166d1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #8166d1: 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), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #8166d1 in 6 real palettes, including Mastodon hosted on mastodon.social's brand system and Wikipedia's brand system, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Crimson** #dc143c [pool] — Crimson is paired with #8166d1 in 5 real palettes, including Marvel's brand system and Pizza Hut's brand system, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8166d1: 9 real palettes, including Linkedin's brand system and Fivetran blue's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com). — https://brandsweets.com/colors/denim
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #8166d1 in 4 real palettes, including Indigo SaaS and Console Light, as the accent. Seen in: Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Marvel's brand system and Lavender Haze put Midnight Blue beside #8166d1, as the supporting colour. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Discord (https://brandsweets.com/colors/brands/discord), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #8166d1 in 4 real palettes, including Clerk's brand system and Google's brand system, as the supporting colour. Seen in: Clerk (https://brandsweets.com/colors/brands/clerk-com), Google (https://brandsweets.com/colors/brands/google-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), PlanetScale (https://brandsweets.com/colors/brands/planetscale-com). — https://brandsweets.com/colors/orangered

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

- On white (#ffffff): 4.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7d62d0 (4.64:1); AA: background → #080808 (4.53:1); AAA: text → #5d3bc4 (7.27:1)
- On black (#000000): 4.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9e89dc (7.07:1)

## 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/8166d1-ab9cc4-dfbd4e-291f2d-e9ebf1?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: "#8166d1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.