# #664483

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

## Values

- Hex: `#664483`
- RGB: rgb(102, 68, 131)
- HSL: hsl(272, 32%, 39%)
- OKLCH: oklch(0.453 0.106 307.6)
- Relative luminance: 0.086
- Nearest named color: Lords of the Night (#664488, Δ 0.826) — https://brandsweets.com/colors/lords-of-the-night
- Moods: cool, muted
- Page: https://brandsweets.com/colors/664483

## Tints & shades

- Tints (toward white): #754e97, #855aaa, #946eb4, #a382bf, #b297c9, #bea7d2, #cdbcdc, #dcd0e7, #ebe4f1, #faf8fc
- Shades (toward black): #5e3e79, #53376c, #4c3262, #412b54, #39264a, #2f1f3d, #271a32, #1d1325, #150e1b, #0a070d

## Harmonies

- Complementary: #618344
- Analogous: #464483, #834481
- Triadic: #836644, #448366
- Split-complementary: #818344, #448346
- Tetradic: #834644, #618344, #448183

## Colors that go with #664483

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 #664483: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Harbour (https://brandsweets.com/palettes/cool#harbour), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Amazon (https://brandsweets.com/colors/brands/amazon-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #664483 in 4 real palettes, including Wells Fargo's brand system and Walgreens's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #664483: 7 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), Slack (https://brandsweets.com/colors/brands/slack-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 8 real palettes, including First Snow and Lufthansa's brand system put Midnight Blue beside #664483, as that palette's text colour. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), Microsoft (https://brandsweets.com/colors/brands/microsoft-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #664483 in 9 real palettes, including Stripe's brand system and Console Light, as the accent. Seen in: Stripe (https://brandsweets.com/colors/brands/stripe), Console Light (https://brandsweets.com/palettes/technical#console-light), Wayfair (https://brandsweets.com/colors/brands/wayfair-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #664483 in 6 real palettes, including Dusk and Datadog's brand system, as that palette's text colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 5 real palettes, including Golden Hour and Harley-Davidson's brand system put Tomato beside #664483, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), GitLab (https://brandsweets.com/colors/brands/gitlab). — https://brandsweets.com/colors/tomato
- **Dark Olive Green** #556b2f [harmony: complementary] — Dark Olive Green sits directly opposite #664483 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): 7.72:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.72:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8c64af (4.56:1); AA: background → #c7c7c7 (4.57:1); AAA: text → #a889c2 (7.02:1); AAA: background → #f5f5f5 (7.08:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/664483-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: "#664483" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.