# #644568

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

## Values

- Hex: `#644568`
- RGB: rgb(100, 69, 104)
- HSL: hsl(293, 20%, 34%)
- OKLCH: oklch(0.438 0.068 322.7)
- Relative luminance: 0.0797
- Nearest named color: Grape Fizz (#64435f, Δ 1.458) — https://brandsweets.com/colors/grape-fizz
- Moods: cool, muted
- Page: https://brandsweets.com/colors/644568

## Tints & shades

- Tints (toward white): #76527a, #8a6090, #9a6f9f, #a985ad, #b697ba, #c3a9c6, #d2bfd4, #dfd1e0, #eee7ef, #fbf9fb
- Shades (toward black): #5b3f5f, #523956, #4a334d, #412d43, #38273a, #2f2131, #261b28, #1d141f, #150e15, #0c080c

## Harmonies

- Complementary: #496845
- Analogous: #534568, #68455b
- Triadic: #686445, #456864
- Split-complementary: #5b6845, #456853
- Tetradic: #685345, #496845, #455b68

## Colors that go with #644568

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #644568 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/seagreen
- **Copper** #b87333 [pool] — Designers have shipped Copper with #644568: 4 real palettes, including Bramble and Dusk, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Dusk (https://brandsweets.com/palettes/cool#dusk), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #644568 in 4 real palettes, including Wells Fargo's brand system and Codecademy's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #644568: 5 real palettes, including HP's brand system and Hinge's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), 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] — 6 real palettes, including Lufthansa's brand system and First Snow put Midnight Blue beside #644568, as the lead colour. Seen in: Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), FIFA (https://brandsweets.com/colors/brands/fifa-com). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #644568: 4 real palettes, including First Snow and Nursery, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #644568 in 6 real palettes, including Console Light and GitHub's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), GitHub (https://brandsweets.com/colors/brands/github), Stripe (https://brandsweets.com/colors/brands/stripe), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #644568: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 8.1:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #936699 (4.6:1); AA: background → #c2c2c2 (4.55:1); AAA: text → #ad8bb1 (7.1:1); AAA: background → #f0f0f0 (7.11:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/644568-c19fc1-a1cb62-2d1f29-ece9f1?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: "#644568" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.