# #404c01

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

## Values

- Hex: `#404c01`
- RGB: rgb(64, 76, 1)
- HSL: hsl(70, 97%, 15%)
- OKLCH: oklch(0.392 0.092 119.6)
- Relative luminance: 0.0626
- Nearest named color: Godzilla (#3c4d03, Δ 0.619) — https://brandsweets.com/colors/godzilla
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/404c01

## Tints & shades

- Tints (toward white): #617402, #86a102, #a8c903, #caf104, #d8fc27, #dffc4f, #e7fd77, #eefea0, #f6fecd, #fdfff5
- Shades (toward black): #3b4601, #374101, #323c01, #2e3701, #2a3201, #222801, #1d2301, #191e00, #151900, #111400

## Harmonies

- Complementary: #0e014b
- Analogous: #4b3301, #1a4b01
- Triadic: #013f4b, #4b013f
- Split-complementary: #011a4b, #33014b
- Tetradic: #014b33, #0e014b, #4b011a

## Colors that go with #404c01

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

- **Blue** #0000ff [pool] — 5 real palettes, including Rolex's brand system and Jeep's brand system put Blue beside #404c01, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #404c01: 4 real palettes, including Notion's brand system and Desert Road. Seen in: Notion (https://brandsweets.com/colors/brands/notion), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/copper
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #404c01 in 4 real palettes, including CircleCI's brand system and Neon's brand system, as the supporting colour. Seen in: CircleCI (https://brandsweets.com/colors/brands/circleci-com), Neon (https://brandsweets.com/colors/brands/neon-tech), Chime (https://brandsweets.com/colors/brands/chime-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com). — https://brandsweets.com/colors/emerald-green
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #404c01: 5 real palettes, including Domino's's brand system and Bookshop, as the accent. Seen in: Domino's (https://brandsweets.com/colors/brands/dominos-com), Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/saddlebrown
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #404c01: 6 real palettes, including Pine & Birch and Stone, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Darkroom (https://brandsweets.com/palettes/muted#darkroom). — https://brandsweets.com/colors/sage-green
- **Blue Violet** #8a2be2 [harmony: complementary] — Blue Violet sits directly opposite #404c01 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/blueviolet
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #404c01: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #404c01: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 9.32:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.25:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #697e02 (4.59:1); AA: background → #b5b5b5 (4.55:1); AAA: text → #86a102 (7.11:1); AAA: background → #e0e0e0 (7.06:1)

## Fonts for this mood

- 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/404c01-b6bea2-4e7cdf-252d1f-f1efe9?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: "#404c01" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.