# #905f91

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

## Values

- Hex: `#905f91`
- RGB: rgb(144, 95, 145)
- HSL: hsl(299, 21%, 47%)
- OKLCH: oklch(0.556 0.095 326.1)
- Relative luminance: 0.1616
- Nearest named color: Bermuda Onion (#9d5a8f, Δ 2.467) — https://brandsweets.com/colors/bermuda-onion
- Moods: cool, muted
- Page: https://brandsweets.com/colors/905f91

## Tints & shades

- Tints (toward white): #9d6b9e, #a87aa8, #b28ab2, #bc99bd, #c8acc9, #d2bbd3, #dccbdd, #e7dae7, #f1e9f1, #fbf9fb
- Shades (toward black): #845785, #754d75, #684469, #5c3c5d, #503450, #402a41, #342234, #281a28, #191019, #0c080c

## Harmonies

- Complementary: #60915f
- Analogous: #775f91, #915f79
- Triadic: #91905f, #5f9190
- Split-complementary: #79915f, #5f9177
- Tetradic: #91775f, #60915f, #5f7991

## Colors that go with #905f91

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 #905f91: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Plaid (https://brandsweets.com/colors/brands/plaid-com), 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 #905f91 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), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Marvel's brand system and Plaid's brand system put Midnight Blue beside #905f91, 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), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #905f91 in 4 real palettes, including Slate Workspace and Stripe's brand system, as the accent. Seen in: Slate Workspace (https://brandsweets.com/palettes/minimal#slate-workspace), Stripe (https://brandsweets.com/colors/brands/stripe), GitHub (https://brandsweets.com/colors/brands/github), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #905f91 in 11 real palettes, including Graphite Mono and Greige, as the lead colour. Seen in: Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Greige (https://brandsweets.com/palettes/neutral#greige), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Mushroom (https://brandsweets.com/palettes/neutral#mushroom). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #905f91: 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
- **Champagne** #f7e7ce [pool] — 3 real palettes, including Midnight Luxe and Coffee Bar put Champagne beside #905f91, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne
- **Orange** #ffa500 [pool] — 3 real palettes, including Graphite and Campus put Orange beside #905f91, as the accent. Seen in: Graphite (https://brandsweets.com/palettes/technical#graphite), Campus (https://brandsweets.com/palettes/friendly#campus), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 4.96:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #724b72 (7.08:1)
- On black (#000000): 4.23:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #966397 (4.53:1); AA: background → #f5f5f5 (4.55:1); AAA: text → #b28ab2 (7.17:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/905f91-c19fbd-96cb62-2d1f27-ede9f1?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: "#905f91" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.