# #40811d

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#40811d`
- RGB: rgb(64, 129, 29)
- HSL: hsl(99, 63%, 31%)
- OKLCH: oklch(0.54 0.147 137.1)
- Relative luminance: 0.1688
- Nearest named color: Avocado (#568203, Δ 2.378) — https://brandsweets.com/colors/avocado
- Moods: vivid
- Page: https://brandsweets.com/colors/40811d

## Tints & shades

- Tints (toward white): #4f9e24, #5bb72a, #6ad133, #80d750, #95de6e, #a7e486, #bceaa4, #d2f1c1, #e4f7da, #f9fdf7
- Shades (toward black): #3a741a, #366c19, #306016, #295313, #254b11, #1f3e0e, #19320b, #132508, #0e1d07, #081104

## Harmonies

- Complementary: #5e1d81
- Analogous: #72811d, #1d812c
- Triadic: #1d4081, #811d40
- Split-complementary: #2c1d81, #811d72
- Tetradic: #1d7281, #5e1d81, #812c1d

## Colors that go with #40811d

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #40811d: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #40811d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #40811d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Subaru (https://brandsweets.com/colors/brands/subaru-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #40811d: 5 real palettes, including Xbox's brand system and Intel's brand system, as the supporting colour. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #40811d in 11 real palettes, including Acer's brand system and Instacart's brand system, as that palette's text colour. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Dark Orchid** #9932cc [harmony: complementary] — Dark Orchid sits directly opposite #40811d 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/darkorchid
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #40811d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Blue Violet** #8a2be2 [harmony, pool: split] — Blue Violet is a split-complement of #40811d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 4.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #326417 (7.07:1)
- On black (#000000): 4.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #42851e (4.61:1); AA: background → #fafafa (4.6:1); AAA: text → #55aa27 (7.17:1)

## Brands using this color

- **Acer** — accent #40810c (Δ 0.839) — https://brandsweets.com/colors/brands/acer-com
- **Shake Shack** — accent #418613 (Δ 1.733) — https://brandsweets.com/colors/brands/shakeshack-com
- **Bun** — primary #4d7c1b (Δ 1.821) — https://brandsweets.com/colors/brands/bun-sh
- **Bun** — accent #4d7c1b (Δ 1.821) — https://brandsweets.com/colors/brands/bun-sh

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/40811d-a8bea2-664edf-1f2d21-f0f1e9?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: "#40811d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.