# #638151

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

## Values

- Hex: `#638151`
- RGB: rgb(99, 129, 81)
- HSL: hsl(98, 23%, 41%)
- OKLCH: oklch(0.567 0.079 134.3)
- Relative luminance: 0.1895
- Nearest named color: Beyond the Pines (#688049, Δ 1.032) — https://brandsweets.com/colors/beyond-the-pines
- Moods: muted
- Page: https://brandsweets.com/colors/638151

## Tints & shades

- Tints (toward white): #70935c, #7da168, #8dad7b, #9eb88e, #aec4a1, #bbceb1, #ccdac3, #dce5d6, #e9efe6, #fafbf9
- Shades (toward black): #597449, #516b43, #485e3b, #3e5233, #37482d, #2d3c25, #242f1d, #1a2316, #131910, #0a0d08

## Harmonies

- Complementary: #6f5181
- Analogous: #7a8151, #518157
- Triadic: #516281, #815162
- Split-complementary: #575181, #81517a
- Tetradic: #517a81, #6f5181, #815751

## Colors that go with #638151

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 #638151: 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), N26 (https://brandsweets.com/colors/brands/n26-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/charcoal
- **Medium Purple** #9370db [harmony, pool: complementary] — Medium Purple sits directly opposite #638151 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/mediumpurple
- **Blue** #0000ff [pool] — 4 real palettes, including Kia's brand system and Warp's brand system put Blue beside #638151, as the accent. Seen in: Kia (https://brandsweets.com/colors/brands/kia-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Rolex (https://brandsweets.com/colors/brands/rolex-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #638151 in 4 real palettes, including Coffee Bar and Coastal, as the accent. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Coastal (https://brandsweets.com/palettes/cool#coastal), Converse (https://brandsweets.com/colors/brands/converse-com), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and Woodsmoke put Champagne beside #638151, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #638151: 4 real palettes, including Wellness and Riverbed, as the supporting colour. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #638151 in 6 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 #638151: 7 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): 4.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #607d4f (4.62:1); AA: background → #0a0a0a (4.52:1); AAA: text → #485e3b (7.14:1)
- On black (#000000): 4.79:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7da168 (7.17:1)

## Curated palettes containing it

- **Wellness** (warm, muted, friendly) — #5f8460, #a8896a, #c6633f, #fbf7f2, #2a2320 — Sage and terracotta feel natural and calm — the anti-hospital palette for wellbeing brands. — tool: https://brandsweets.com/palettes/new/5f8460-a8896a-c6633f-fbf7f2-2a2320 — collection: https://brandsweets.com/palettes/warm
- **Mushroom** (earthy, neutral, muted, minimal) — #8b7b6b, #c4b8a8, #6a7f5a, #f7f4ef, #2f2a25 — Taupe, oat and a sage accent — the quiet earth palette: almost neutral, with just enough colour to feel alive. — tool: https://brandsweets.com/palettes/new/8b7b6b-c4b8a8-6a7f5a-f7f4ef-2f2a25 — collection: https://brandsweets.com/palettes/earthy

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/638151-a9bea2-644edf-1f2d20-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: "#638151" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.