# #905ba4

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

## Values

- Hex: `#905ba4`
- RGB: rgb(144, 91, 164)
- HSL: hsl(284, 29%, 50%)
- OKLCH: oklch(0.558 0.123 316.3)
- Relative luminance: 0.1609
- Nearest named color: Lusty Lavender (#8d5eb7, Δ 2.956) — https://brandsweets.com/colors/lusty-lavender
- Moods: cool, muted
- Page: https://brandsweets.com/colors/905ba4

## Tints & shades

- Tints (toward white): #9c6bae, #a77bb7, #b089be, #bb99c7, #c6a9d0, #d1bad9, #dccae2, #e5d8e9, #f0e8f2, #fbf8fb
- Shades (toward black): #825194, #774a87, #684176, #5d3a69, #4e3159, #402848, #34213b, #26182b, #1a101e, #0c070d

## Harmonies

- Complementary: #6ea45b
- Analogous: #6c5ba4, #a45b93
- Triadic: #a4915b, #5ba491
- Split-complementary: #93a45b, #5ba46c
- Tetradic: #a46c5b, #6ea45b, #5b93a4

## Colors that go with #905ba4

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 #905ba4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Campus (https://brandsweets.com/palettes/friendly#campus), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #905ba4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Orange** #ffa500 [pool] — 4 real palettes, including Campus and Sunset Boulevard put Orange beside #905ba4, as the accent. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Graphite (https://brandsweets.com/palettes/technical#graphite), Rippling (https://brandsweets.com/colors/brands/rippling-com). — https://brandsweets.com/colors/orange
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #905ba4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Clinic (https://brandsweets.com/palettes/clean#clinic). — https://brandsweets.com/colors/teal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #905ba4: 3 real palettes, including Linkedin's brand system and Campus, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Campus (https://brandsweets.com/palettes/friendly#campus), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Marvel's brand system and Plaid's brand system put Midnight Blue beside #905ba4, as the supporting colour. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Tomato** #ff6347 [pool] — 3 real palettes, including GitLab's brand system and Sunset Boulevard put Tomato beside #905ba4, as the lead colour. Seen in: GitLab (https://brandsweets.com/colors/brands/gitlab), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/tomato
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #905ba4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive

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

- On white (#ffffff): 4.98:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #714780 (7.2:1)
- On black (#000000): 4.22:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9561a8 (4.55:1); AA: background → #f5f5f5 (4.57:1); AAA: text → #b089be (7.17:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/905ba4-bc9fc1-b1cb62-2d1f2b-ebe9f1?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: "#905ba4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.