# #669e2e

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

## Values

- Hex: `#669e2e`
- RGB: rgb(102, 158, 46)
- HSL: hsl(90, 55%, 40%)
- OKLCH: oklch(0.638 0.154 132.4)
- Relative luminance: 0.2748
- Nearest named color: Golf Course (#5a9e4b, Δ 2.637) — https://brandsweets.com/colors/golf-course
- Moods: neutral
- Page: https://brandsweets.com/colors/669e2e

## Tints & shades

- Tints (toward white): #75b635, #85c841, #91ce55, #a1d56d, #b0db84, #bfe29c, #cfe9b4, #dbefc8, #ebf6df, #fafdf7
- Shades (toward black): #5c8e29, #548226, #4a7321, #42671e, #385719, #2e4715, #263b11, #1c2b0d, #142009, #0a1005

## Harmonies

- Complementary: #662e9e
- Analogous: #9e9e2e, #2e9e2e
- Triadic: #2e669e, #9e2e66
- Split-complementary: #2e2e9e, #9e2e9e
- Tetradic: #2e9e9e, #662e9e, #9e2e2e

## Colors that go with #669e2e

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 #669e2e: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #669e2e — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/crimson
- **Blue** #0000ff [pool] — 6 real palettes, including Spotify's brand system and Instacart's brand system put Blue beside #669e2e, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Instacart (https://brandsweets.com/colors/brands/instacart-com), Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #669e2e: 4 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: 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), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #669e2e — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design), Unity (https://brandsweets.com/colors/brands/unity-com), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/dodgerblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #669e2e in 6 real palettes, including Console Light and Telehealth, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #669e2e in 14 real palettes, including Undergrowth and Acer's brand system, as the surface under it. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Acer (https://brandsweets.com/colors/brands/acer-com), Meadow (https://brandsweets.com/palettes/light#meadow), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #669e2e 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/mediumorchid

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

- On white (#ffffff): 3.23:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #548226 (4.57:1); AA: background → #262626 (4.68:1); AAA: text → #3d5f1c (7.36:1)
- On black (#000000): 6.5:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6ba630 (7.12:1)

## Brands using this color

- **Zendesk** — primary #70a32a (Δ 1.977) — https://brandsweets.com/colors/brands/zendesk-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/669e2e-adbea2-514edf-202d1f-f1f1e9?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: "#669e2e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.