# #905fbf

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

## Values

- Hex: `#905fbf`
- RGB: rgb(144, 95, 191)
- HSL: hsl(271, 43%, 56%)
- OKLCH: oklch(0.579 0.149 305.8)
- Relative luminance: 0.1788
- Nearest named color: Lusty Lavender (#8d5eb7, Δ 1.332) — https://brandsweets.com/colors/lusty-lavender
- Moods: cool, modern
- Page: https://brandsweets.com/colors/905fbf

## Tints & shades

- Tints (toward white): #9a6dc5, #a57ccb, #b18ed2, #bb9dd8, #c5abde, #cfbae3, #d9c8e9, #e6dbf0, #f0e9f6, #faf8fc
- Shades (toward black): #844cb8, #7743a8, #673a92, #5b3380, #4e2c6d, #41245b, #341d49, #241433, #170d21, #0a060f

## Harmonies

- Complementary: #8dbf5f
- Analogous: #605fbf, #bf5fbd
- Triadic: #bf905f, #5fbf90
- Split-complementary: #bdbf5f, #5fbf60
- Tetradic: #bf605f, #8dbf5f, #5fbdbf

## Colors that go with #905fbf

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 #905fbf, 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 #905fbf 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 #905fbf 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 #905fbf: 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 #905fbf: 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 #905fbf: 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 #905fbf — 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 #905fbf 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): 4.59:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7240a0 (7.1:1)
- On black (#000000): 4.58:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ac87cf (7.12:1)

## Brands using this color

- **Next.js** — primary #9162c0 (Δ 0.745) — https://brandsweets.com/colors/brands/nextjs-org
- **Next.js** — accent #9162c0 (Δ 0.745) — 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/905fbf-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: "#905fbf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.