# #644f92

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

## Values

- Hex: `#644f92`
- RGB: rgb(100, 79, 146)
- HSL: hsl(259, 30%, 44%)
- OKLCH: oklch(0.48 0.107 296.6)
- Relative luminance: 0.1038
- Nearest named color: Grapes of Italy (#714a8b, Δ 2.63) — https://brandsweets.com/colors/grapes-of-italy
- Moods: cool, muted
- Page: https://brandsweets.com/colors/644f92

## Tints & shades

- Tints (toward white): #6f57a2, #806aaf, #8e7ab8, #9f8ec2, #ad9fcb, #bbafd4, #ccc3df, #dad4e8, #ebe8f3, #f9f8fb
- Shades (toward black): #5b4785, #524077, #49396a, #40325d, #362b50, #2d2442, #241d35, #1b1528, #120e1b, #09070d

## Harmonies

- Complementary: #7d924f
- Analogous: #4f5b92, #864f92
- Triadic: #92644f, #4f9264
- Split-complementary: #92864f, #5b924f
- Tetradic: #924f5b, #7d924f, #4f9286

## Colors that go with #644f92

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 #644f92: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Amazon (https://brandsweets.com/colors/brands/amazon-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #644f92: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Blue** #0000ff [pool] — 4 real palettes, including Pixar's brand system and Tesco's brand system put Blue beside #644f92, as the accent. Seen in: Pixar (https://brandsweets.com/colors/brands/pixar-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Activision (https://brandsweets.com/colors/brands/activision-com), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #644f92 in 10 real palettes, including Wells Fargo's brand system and Marvel's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #644f92: 13 real palettes, including HP's brand system and The New York Times's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), Dutch Bros (https://brandsweets.com/colors/brands/dutchbros-com), Costco (https://brandsweets.com/colors/brands/costco-com). — https://brandsweets.com/colors/denim
- **Light Coral** #f08080 [pool] — Designers have shipped Light Coral with #644f92: 4 real palettes, including Sentry's brand system and Target : Expect More. Pay Less.'s brand system, as the lead colour. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Cobalt Pop (https://brandsweets.com/palettes/bold#cobalt-pop), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/lightcoral
- **Midnight Blue** #191970 [pool] — 14 real palettes, including Lufthansa's brand system and Fintech Trust put Midnight Blue beside #644f92, as the lead colour. Seen in: Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), FIFA (https://brandsweets.com/colors/brands/fifa-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Amazon's brand system and Campus put Orange beside #644f92, as the lead colour. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Campus (https://brandsweets.com/palettes/friendly#campus), Gopro (https://brandsweets.com/colors/brands/gopro-com), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 6.83:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #624d8f (7.05:1)
- On black (#000000): 3.08:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #806aaf (4.6:1); AA: background → #d4d4d4 (4.61:1); AAA: text → #9f8ec2 (7.12:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/644f92-ad9cc4-dfc74e-2a1f2d-e9ebf1?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: "#644f92" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.