# #563871

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

## Values

- Hex: `#563871`
- RGB: rgb(86, 56, 113)
- HSL: hsl(272, 34%, 33%)
- OKLCH: oklch(0.402 0.098 306.8)
- Relative luminance: 0.06
- Nearest named color: Imperial Purple (#5b3167, Δ 2.343) — https://brandsweets.com/colors/imperial-purple
- Moods: cool, muted
- Page: https://brandsweets.com/colors/563871

## Tints & shades

- Tints (toward white): #684389, #784d9d, #8a5eb0, #9973ba, #aa8bc6, #b99fd0, #cbb7dc, #dacce6, #ebe4f2, #faf8fc
- Shades (toward black): #4e3267, #462d5c, #3f2852, #372348, #322041, #2a1b37, #22162c, #1a1122, #120c18, #0a070e

## Harmonies

- Complementary: #527138
- Analogous: #393871, #71386f
- Triadic: #715638, #387156
- Split-complementary: #6f7138, #387139
- Tetradic: #713938, #527138, #386f71

## Colors that go with #563871

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Crimson** #dc143c [pool] — Crimson is paired with #563871 in 7 real palettes, including Wells Fargo's brand system and Lenovo's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #563871: 8 real palettes, including Hinge's brand system and HP's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), HP (https://brandsweets.com/colors/brands/hp-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #563871, as the accent. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Gillette (https://brandsweets.com/colors/brands/gillette-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #563871 in 4 real palettes, including Tumblr's brand system and NASA's brand system, as the accent. Seen in: Tumblr (https://brandsweets.com/colors/brands/tumblr-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Tide (https://brandsweets.com/colors/brands/tide-com), Audi (https://brandsweets.com/colors/brands/audi-com). — https://brandsweets.com/colors/orangered
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #563871: 6 real palettes, including First Snow and Macaron, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #563871 in 8 real palettes, including Zoom's brand system and Console Light, as the lead colour. Seen in: Zoom (https://brandsweets.com/colors/brands/zoom-us), Console Light (https://brandsweets.com/palettes/technical#console-light), Nokia (https://brandsweets.com/colors/brands/nokia-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #563871: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #563871 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/darkolivegreen

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

- On white (#ffffff): 9.55:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.2:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8c62b2 (4.51:1); AA: background → #b3b3b3 (4.55:1); AAA: text → #aa8bc6 (7.22:1); AAA: background → #dedede (7.1:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/563871-b69cc4-c5cb62-2d1f2d-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: "#563871" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.