# #857599

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

## Values

- Hex: `#857599`
- RGB: rgb(133, 117, 153)
- HSL: hsl(267, 15%, 53%)
- OKLCH: oklch(0.59 0.057 304.9)
- Relative luminance: 0.2001
- Nearest named color: Aster (#867ba9, Δ 2.591) — https://brandsweets.com/colors/aster
- Moods: cool, muted
- Page: https://brandsweets.com/colors/857599

## Tints & shades

- Tints (toward white): #9284a4, #9d90ad, #aa9eb7, #b4aac0, #c1b9cb, #cbc4d4, #d8d3de, #e3dfe7, #efedf2, #faf9fb
- Shades (toward black): #79688d, #6c5d7e, #5f526f, #534861, #493f55, #3c3446, #302938, #231e29, #17141a, #0a090c

## Harmonies

- Complementary: #899975
- Analogous: #757799, #977599
- Triadic: #998575, #759985
- Split-complementary: #999775, #779975
- Tetradic: #997577, #899975, #759997

## Colors that go with #857599

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 #857599: softer than #000 and cool enough to feel like part of the same palette. Seen in: Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #857599 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Atelier (https://brandsweets.com/palettes/elegant#atelier), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #857599: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Next.js (https://brandsweets.com/colors/brands/nextjs-org), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/seagreen
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Midnight Luxe and Coffee Bar put Champagne beside #857599, 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), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/champagne
- **Denim** #1560bd [pool] — Designers have shipped Denim with #857599: 5 real palettes, including Campus and Dusk, as the lead colour. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Dusk (https://brandsweets.com/palettes/cool#dusk), Discover (https://brandsweets.com/colors/brands/discover-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #857599, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com). — https://brandsweets.com/colors/midnightblue
- **Peru** #cd853f [pool] — 4 real palettes, including Estate and Coffee Bar put Peru beside #857599, as the lead colour. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Kiln (https://brandsweets.com/palettes/dark#kiln), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/peru
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #857599 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

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

- On white (#ffffff): 4.2:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #806f95 (4.54:1); AA: background → #0f0f0f (4.57:1); AAA: text → #5f526f (7.18:1)
- On black (#000000): 5:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9d90ad (7.03:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/857599-b39cc4-dfda4e-2c1f2d-e9eaf1?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: "#857599" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.