# #660b64

A color — warm, vivid, dark, playful, bold, luxury. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#660b64`
- RGB: rgb(102, 11, 100)
- HSL: hsl(301, 81%, 22%)
- OKLCH: oklch(0.362 0.155 329.3)
- Relative luminance: 0.0398
- Nearest named color: Cosmic Explorer (#551155, Δ 4.389) — https://brandsweets.com/colors/cosmic-explorer
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/660b64

## Tints & shades

- Tints (toward white): #8a0f88, #ab12a8, #d016cd, #e821e4, #ec46e9, #ef6bed, #f38cf1, #f7b1f6, #fad1f9, #fef6fe
- Shades (toward black): #5c0a5b, #530952, #4e084d, #450744, #3c063b, #330532, #2a0429, #250424, #1c031b, #120212

## Harmonies

- Complementary: #0b660c
- Analogous: #3a0b66, #660b37
- Triadic: #64660b, #0b6466
- Split-complementary: #37660b, #0b663a
- Tetradic: #663a0b, #0b660c, #0b3766

## Colors that go with #660b64

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: complementary] — Sea Green sits directly opposite #660b64 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/seagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #660b64: 3 real palettes, including Hinge's brand system and Slack's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Slack (https://brandsweets.com/colors/brands/slack-com), Heinz (https://brandsweets.com/colors/brands/heinz-com). — https://brandsweets.com/colors/denim
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #660b64: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #660b64: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Blue Violet** #8a2be2 [harmony, pool: analogous] — Blue Violet is #660b64's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/blueviolet
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #660b64: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Sandy Brown** #f4a460 [pool] — Sandy Brown is paired with #660b64 in two real palettes: Golden Hour and Dusk Gradient, as the lead colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient). — https://brandsweets.com/colors/sandybrown
- **Tomato** #ff6347 [pool] — Two real palettes: Golden Hour and FedEx's brand system put Tomato beside #660b64, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), FedEx (https://brandsweets.com/colors/brands/fedex-com). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 11.69:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.8:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #d016cd (4.68:1); AA: background → #a1a1a1 (4.52:1); AAA: text → #ed54eb (7.07:1); AAA: background → #c9c9c9 (7.06:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/660b64-c19fbc-93cb62-2d1f27-ede9f1?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: "#660b64" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.