# #64577a

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

## Values

- Hex: `#64577a`
- RGB: rgb(100, 87, 122)
- HSL: hsl(262, 17%, 41%)
- OKLCH: oklch(0.483 0.057 301.3)
- Relative luminance: 0.1093
- Nearest named color: Berry Jam (#655883, Δ 1.45) — https://brandsweets.com/colors/berry-jam
- Moods: cool, muted
- Page: https://brandsweets.com/colors/64577a

## Tints & shades

- Tints (toward white): #72638c, #7f7099, #8f82a6, #9f94b3, #afa5c0, #bcb4ca, #ccc6d7, #dcd8e3, #eae7ee, #faf9fb
- Shades (toward black): #5a4e6e, #534865, #493f5a, #3f374e, #383145, #2e2839, #25202d, #1b1721, #131118, #0a080c

## Harmonies

- Complementary: #6d7a57
- Analogous: #575c7a, #76577a
- Triadic: #7a6457, #577a64
- Split-complementary: #7a7657, #5c7a57
- Tetradic: #7a575c, #6d7a57, #577a76

## Colors that go with #64577a

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 #64577a: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Campus (https://brandsweets.com/palettes/friendly#campus), Amazon (https://brandsweets.com/colors/brands/amazon-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #64577a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), 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). — https://brandsweets.com/colors/seagreen
- **Copper** #b87333 [pool] — Designers have shipped Copper with #64577a: 4 real palettes, including Dusk and Desert Road, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #64577a in 10 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), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #64577a: 8 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), Campus (https://brandsweets.com/palettes/friendly#campus), Dutch Bros (https://brandsweets.com/colors/brands/dutchbros-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #64577a: 4 real palettes, including Newsprint and Fireside, as the lead colour. Seen in: Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Fireside (https://brandsweets.com/palettes/dark#fireside), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com). — https://brandsweets.com/colors/firebrick
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #64577a in 4 real palettes, including Open House and Mid-Century, as the accent. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Fireside (https://brandsweets.com/palettes/dark#fireside). — https://brandsweets.com/colors/goldenrod
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #64577a in 4 real palettes, including Console Light and Fintech Trust, as the accent. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 6.59:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5f5374 (7.06:1)
- On black (#000000): 3.19:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7f7099 (4.68:1); AA: background → #d6d6d6 (4.53:1); AAA: text → #9c91b1 (7.1:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/64577a-af9cc4-dfce4e-2a1f2d-e9eaf1?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: "#64577a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.