# #640e67

A color — cool, vivid, dark, technical, modern, luxury, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#640e67`
- RGB: rgb(100, 14, 103)
- HSL: hsl(298, 76%, 23%)
- OKLCH: oklch(0.363 0.154 326.6)
- Relative luminance: 0.04
- Nearest named color: Elegant Purple Gown (#552367, Δ 4.162) — https://brandsweets.com/colors/elegant-purple-gown
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/640e67

## Tints & shades

- Tints (toward white): #87138b, #a617ab, #c91cce, #dc2ce2, #e250e7, #e76feb, #ed93f0, #f2b3f5, #f8d7f9, #fef6fe
- Shades (toward black): #5c0d5e, #530c55, #4a0a4c, #410943, #3d093f, #340736, #2c062d, #230524, #1a041b, #110212

## Harmonies

- Complementary: #11670e
- Analogous: #380e67, #670e3e
- Triadic: #67640e, #0e6764
- Split-complementary: #3e670e, #0e6738
- Tetradic: #67380e, #11670e, #0e3e67

## Colors that go with #640e67

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

- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #640e67 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/forestgreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #640e67: 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 #640e67: 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 #640e67: 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 #640e67'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 #640e67: 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 #640e67 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: FedEx's brand system and Golden Hour put Tomato beside #640e67, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 11.66:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.8:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #c91cce (4.54:1); AA: background → #a1a1a1 (4.51:1); AAA: text → #e45de9 (7.04:1); AAA: background → #c9c9c9 (7.04:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/640e67-c19fbe-98cb62-2d1f28-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: "#640e67" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.