# #857bb7

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

## Values

- Hex: `#857bb7`
- RGB: rgb(133, 123, 183)
- HSL: hsl(250, 29%, 60%)
- OKLCH: oklch(0.616 0.09 291.2)
- Relative luminance: 0.2257
- Nearest named color: Aster (#867ba9, Δ 2.175) — https://brandsweets.com/colors/aster
- Moods: cool, muted
- Page: https://brandsweets.com/colors/857bb7

## Tints & shades

- Tints (toward white): #9189be, #9e96c5, #a7a0ca, #b3add2, #bfbad9, #cbc7e0, #d7d4e7, #e1deed, #edebf4, #f9f8fb
- Shades (toward black): #7368ac, #6559a1, #584e8d, #4e457d, #423a69, #352f56, #2b2645, #1f1b31, #151221, #08070d

## Harmonies

- Complementary: #adb77b
- Analogous: #7b8fb7, #a37bb7
- Triadic: #b7857b, #7bb785
- Split-complementary: #b7a37b, #8fb77b
- Tetradic: #b77b8f, #adb77b, #7bb7a3

## Colors that go with #857bb7

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 #857bb7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), 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). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #857bb7 in 6 real palettes, including Blueprint and Beach Hut, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #857bb7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #857bb7: 4 real palettes, including Telegram's brand system and Blueprint, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #857bb7: 8 real palettes, including Dusk and Campus, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Campus (https://brandsweets.com/palettes/friendly#campus), American Express (https://brandsweets.com/colors/brands/americanexpress-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #857bb7, 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), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Campus and Graphite put Orange beside #857bb7, as the accent. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Graphite (https://brandsweets.com/palettes/technical#graphite), Olympics (https://brandsweets.com/colors/brands/olympics-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/orange
- **Taupe** #483c32 [pool] — Taupe is paired with #857bb7 in 12 real palettes, including Retool's brand system and Dusk, as the lead colour. Seen in: Retool (https://brandsweets.com/colors/brands/retool-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Zed (https://brandsweets.com/colors/brands/zed-dev), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 3.81:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #796eaf (4.5:1); AA: background → #1a1a1a (4.57:1); AAA: text → #584e8d (7.27:1)
- On black (#000000): 5.51:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #988fc1 (7.03:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/857bb7-a79cc4-dfb14e-281f2d-e9ecf1?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: "#857bb7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.