# #643530

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

## Values

- Hex: `#643530`
- RGB: rgb(100, 53, 48)
- HSL: hsl(6, 35%, 29%)
- OKLCH: oklch(0.387 0.068 27.1)
- Relative luminance: 0.0547
- Nearest named color: Arcane Red (#6a2f2f, Δ 1.785) — https://brandsweets.com/colors/arcane-red
- Moods: warm, dark, luxury, bold
- Page: https://brandsweets.com/colors/643530

## Tints & shades

- Tints (toward white): #7c423c, #944f47, #ac5c53, #b8736b, #c38983, #cd9d98, #d9b4b0, #e4cbc8, #f0e2e0, #fcf8f8
- Shades (toward black): #5d322d, #532c28, #4c2824, #41231f, #3b1f1c, #301a17, #291614, #1f110f, #180d0c, #0e0707

## Harmonies

- Complementary: #305f64
- Analogous: #643045, #644f30
- Triadic: #306435, #353064
- Split-complementary: #30644f, #304564
- Tetradic: #456430, #305f64, #4f3064

## Colors that go with #643530

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 #643530 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), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/teal
- **Blue** #0000ff [pool] — 5 real palettes, including Dunkin''s brand system and Minecraft's brand system put Blue beside #643530, as the supporting colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Jeep (https://brandsweets.com/colors/brands/jeep-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #643530: 4 real palettes, including Bramble and Notion's brand system, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Notion (https://brandsweets.com/colors/brands/notion), Bakery (https://brandsweets.com/palettes/warm#bakery), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #643530 in 5 real palettes, including M&M's's brand system and Burger King's brand system, as the supporting colour. Seen in: M&M's (https://brandsweets.com/colors/brands/mms-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #643530: 4 real palettes, including Hinge's brand system and Heinz's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), Heinz (https://brandsweets.com/colors/brands/heinz-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #643530: 4 real palettes, including Nursery and Stone, as the supporting colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Macaron (https://brandsweets.com/palettes/light#macaron), Sorbet (https://brandsweets.com/palettes/light#sorbet). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #643530 in 5 real palettes, including Console Light and Docker's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Docker (https://brandsweets.com/colors/brands/docker-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/royalblue
- **Cream** #fffdd0 [role] — Cream is the surface #643530 wants: a warm off-white that shares its undertone, so #643530 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 10.03:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.09:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ae5f56 (4.57:1); AA: background → #b0b0b0 (4.62:1); AAA: text → #c28680 (7.02:1); AAA: background → #d9d9d9 (7.11:1)

## 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/643530-c4a59c-62cba3-2d271f-f1e9ec?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: "#643530" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.