# #905cc1

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

## Values

- Hex: `#905cc1`
- RGB: rgb(144, 92, 193)
- HSL: hsl(271, 45%, 56%)
- OKLCH: oklch(0.576 0.156 305.8)
- Relative luminance: 0.1743
- Nearest named color: Lusty Lavender (#8d5eb7, Δ 1.753) — https://brandsweets.com/colors/lusty-lavender
- Moods: cool, modern
- Page: https://brandsweets.com/colors/905cc1

## Tints & shades

- Tints (toward white): #9b6bc7, #a57acd, #b18cd4, #bb9bd9, #c5aadf, #cfb9e4, #d9c8ea, #e6daf1, #f0e9f7, #faf8fc
- Shades (toward black): #844aba, #7741aa, #683894, #5b3181, #4e2a6f, #41235c, #341c4a, #241434, #170d21, #0a060f

## Harmonies

- Complementary: #8dc15c
- Analogous: #5e5cc1, #c15cc0
- Triadic: #c1905c, #5cc190
- Split-complementary: #c0c15c, #5cc15e
- Tetradic: #c15e5c, #8dc15c, #5cc0c1

## Colors that go with #905cc1

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

- **Midnight Blue** #191970 [pool] — 4 real palettes, including Marvel's brand system and Lavender Haze put Midnight Blue beside #905cc1, as the supporting colour. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Plaid (https://brandsweets.com/colors/brands/plaid-com), Discord (https://brandsweets.com/colors/brands/discord). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #905cc1 in 4 real palettes, including Superhuman's brand system and Obsidian's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Zed (https://brandsweets.com/colors/brands/zed-dev), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #905cc1 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/olive
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #905cc1: 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 #905cc1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #905cc1: 3 real palettes, including Linkedin's brand system and Peacock, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Dark Cyan** #008b8b [harmony, pool: triadic] — Dark Cyan completes a triad with #905cc1 — 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
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #905cc1 in two real palettes: ClickUp's brand system and Klarna US's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 4.68:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #723ea3 (7.16:1)
- On black (#000000): 4.49:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9360c3 (4.7:1); AA: background → #fcfcfc (4.56:1); AAA: text → #ac85d1 (7.03:1)

## Brands using this color

- **Next.js** — primary #9162c0 (Δ 1.48) — https://brandsweets.com/colors/brands/nextjs-org
- **Next.js** — accent #9162c0 (Δ 1.48) — https://brandsweets.com/colors/brands/nextjs-org

## 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/905cc1-b59cc4-c7cb62-2c1f2d-eae9f1?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: "#905cc1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.