# #641b02

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

## Values

- Hex: `#641b02`
- RGB: rgb(100, 27, 2)
- HSL: hsl(15, 96%, 20%)
- OKLCH: oklch(0.339 0.11 37.4)
- Relative luminance: 0.035
- Nearest named color: Blood of Zeus (#640f09, Δ 2.191) — https://brandsweets.com/colors/blood-of-zeus
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/641b02

## Tints & shades

- Tints (toward white): #8c2503, #b43004, #d73904, #fa460a, #fb6432, #fc825a, #fca182, #fdbba5, #fed9cd, #fff7f5
- Shades (toward black): #5a1802, #551702, #4b1402, #461301, #3c1001, #320d01, #2d0c01, #230901, #1e0801, #140500

## Harmonies

- Complementary: #024b64
- Analogous: #64021b, #644b02
- Triadic: #02641b, #1b0264
- Split-complementary: #02644b, #021b64
- Tetradic: #1b6402, #024b64, #4b0264

## Colors that go with #641b02

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

- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #641b02's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: M&M's (https://brandsweets.com/colors/brands/mms-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #641b02 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 #641b02, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #641b02: 5 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), Bakery (https://brandsweets.com/palettes/warm#bakery), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #641b02: 4 real palettes, including Nursery and Macaron, as the supporting colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Macaron (https://brandsweets.com/palettes/light#macaron), Stone (https://brandsweets.com/palettes/neutral#stone), Sorbet (https://brandsweets.com/palettes/light#sorbet). — https://brandsweets.com/colors/powderblue
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #641b02: 4 real palettes, including Domino's's brand system and Bakery, as the accent. Seen in: Domino's (https://brandsweets.com/colors/brands/dominos-com), Bakery (https://brandsweets.com/palettes/warm#bakery), Homestead (https://brandsweets.com/palettes/warm#homestead), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/saddlebrown
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #641b02: 8 real palettes, including Resort and Garden Wedding, as the supporting colour. Seen in: Resort (https://brandsweets.com/palettes/light#resort), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Polaroid (https://brandsweets.com/palettes/light#polaroid), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/sage-green
- **Cream** #fffdd0 [role] — Cream is the surface #641b02 wants: a warm off-white that shares its undertone, so #641b02 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 12.36:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.7:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #dc3a04 (4.65:1); AA: background → #9c9c9c (4.5:1); AAA: text → #fb6837 (7.14:1); AAA: background → #c4c4c4 (7.08:1)

## 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/641b02-c4ab9c-62cbb2-2d291f-f1e9eb?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: "#641b02" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.