# #641b3f

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

## Values

- Hex: `#641b3f`
- RGB: rgb(100, 27, 63)
- HSL: hsl(330, 57%, 25%)
- OKLCH: oklch(0.352 0.111 354)
- Relative luminance: 0.0385
- Nearest named color: Drops of God (#571e2f, Δ 3.974) — https://brandsweets.com/colors/drops-of-god
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/641b3f

## Tints & shades

- Tints (toward white): #802352, #a02c66, #bc3478, #cd478a, #d5679e, #dd83b0, #e59fc2, #ecbbd4, #f5dbe8, #fdf7fa
- Shades (toward black): #5c193b, #541736, #4c1530, #44132b, #3c1026, #300d1f, #280b1a, #200914, #18070f, #10040a

## Harmonies

- Complementary: #1b6440
- Analogous: #641b64, #641b1b
- Triadic: #40641b, #1b4064
- Split-complementary: #1b641b, #1b6464
- Tetradic: #64641b, #1b6440, #1b1b64

## Colors that go with #641b3f

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

- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #641b3f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 4 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #641b3f, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #641b3f: 4 real palettes, including Bramble and Chipotle's brand system, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Chipotle (https://brandsweets.com/colors/brands/chipotle-com), Notion (https://brandsweets.com/colors/brands/notion), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #641b3f in 5 real palettes, including Burger King's brand system and M&M's's brand system, as the lead colour. Seen in: Burger King (https://brandsweets.com/colors/brands/bk-com), M&M's (https://brandsweets.com/colors/brands/mms-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/crimson
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #641b3f: 4 real palettes, including Macaron and Nursery, as the supporting colour. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Sorbet (https://brandsweets.com/palettes/light#sorbet). — https://brandsweets.com/colors/powderblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #641b3f: 4 real palettes, including Resort and Stone, as the supporting colour. Seen in: Resort (https://brandsweets.com/palettes/light#resort), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Polaroid (https://brandsweets.com/palettes/light#polaroid). — https://brandsweets.com/colors/sage-green
- **Blush Pink** #e8b4b8 [pool] — 3 real palettes, including Blush and Nursery put Blush Pink beside #641b3f, as the supporting colour. Seen in: Blush (https://brandsweets.com/palettes/light#blush), Nursery (https://brandsweets.com/palettes/light#nursery), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/blush-pink
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #641b3f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 11.86:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.77:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ca3f85 (4.56:1); AA: background → #a1a1a1 (4.59:1); AAA: text → #da77a8 (7.19:1); AAA: background → #c7c7c7 (7.02:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- 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/641b3f-c49cab-62cb64-2d1f20-f1e9f1?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: "#641b3f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.