# #667d21

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

## Values

- Hex: `#667d21`
- RGB: rgb(102, 125, 33)
- HSL: hsl(75, 58%, 31%)
- OKLCH: oklch(0.553 0.119 122.7)
- Relative luminance: 0.176
- Nearest named color: Enchanted Forest (#5c821a, Δ 2.082) — https://brandsweets.com/colors/enchanted-forest
- Moods: neutral
- Page: https://brandsweets.com/colors/667d21

## Tints & shades

- Tints (toward white): #7d9929, #91b12f, #a6cb3a, #b3d256, #c0da72, #cae08a, #d7e7a6, #e4efc3, #eff5db, #fbfdf7
- Shades (toward black): #5c711e, #56691c, #4c5d19, #425115, #3b4913, #313c10, #27300d, #1e240a, #171c07, #0d1004

## Harmonies

- Complementary: #38217d
- Analogous: #7d6621, #387d21
- Triadic: #21667d, #7d2166
- Split-complementary: #21387d, #66217d
- Tetradic: #217d66, #38217d, #7d2138

## Colors that go with #667d21

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 #667d21: 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
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #667d21: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Xbox (https://brandsweets.com/colors/brands/xbox-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Blue Violet** #8a2be2 [harmony, pool: complementary] — Blue Violet sits directly opposite #667d21 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/blueviolet
- **Blue** #0000ff [pool] — 4 real palettes, including Kia's brand system and Instacart's brand system put Blue beside #667d21, as the accent. Seen in: Kia (https://brandsweets.com/colors/brands/kia-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Forest Floor and Bramble put Champagne beside #667d21, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Bramble (https://brandsweets.com/palettes/muted#bramble), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #667d21: 4 real palettes, including Wellness and Clay & Linen, as the supporting colour. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #667d21 in 4 real palettes, including Five Guys's brand system and Netflix's brand system, as the supporting colour. Seen in: Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #667d21: 5 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

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

- On white (#ffffff): 4.65:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4c5d19 (7.27:1)
- On black (#000000): 4.52:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #84a12b (7.11:1)

## Curated palettes containing it

- **Farmers Market** (warm, friendly, vivid) — #d9480f, #5c7c2f, #f2b134, #fffbf0, #2b1d0e — Tomato, leaf and honey — the three colors of a produce stand, warm enough to make anything look fresh. — tool: https://brandsweets.com/palettes/new/d9480f-5c7c2f-f2b134-fffbf0-2b1d0e — collection: https://brandsweets.com/palettes/warm

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/667d21-b4bea2-4e70df-242d1f-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: "#667d21" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.