# #81973f

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

## Values

- Hex: `#81973f`
- RGB: rgb(129, 151, 63)
- HSL: hsl(75, 41%, 42%)
- OKLCH: oklch(0.64 0.117 121.5)
- Relative luminance: 0.2716
- Nearest named color: Chorus of Frogs (#8c9632, Δ 1.618) — https://brandsweets.com/colors/chorus-of-frogs
- Moods: neutral
- Page: https://brandsweets.com/colors/81973f

## Tints & shades

- Tints (toward white): #93ad48, #a0b856, #acc16c, #b6c97e, #c2d293, #cedba9, #d8e2bb, #e5ebd0, #eff3e2, #fbfcf8
- Shades (toward black): #758939, #687a33, #5f6f2f, #536129, #475323, #3a441d, #2e3617, #252b12, #191d0c, #0c0e06

## Harmonies

- Complementary: #553f97
- Analogous: #97813f, #55973f
- Triadic: #3f8197, #973f81
- Split-complementary: #3f5597, #813f97
- Tetradic: #3f9781, #553f97, #973f55

## Colors that go with #81973f

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 #81973f: 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), Puma (https://brandsweets.com/colors/brands/puma-com), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Medium Purple** #9370db [harmony, pool: complementary] — Medium Purple sits directly opposite #81973f 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] — 5 real palettes, including Rolex's brand system and Lexus's brand system put Blue beside #81973f, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Forest Floor and Darkroom put Champagne beside #81973f, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Darkroom (https://brandsweets.com/palettes/muted#darkroom), 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 #81973f: 4 real palettes, including Clean Beauty and Wellness, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Wellness (https://brandsweets.com/palettes/warm#wellness), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #81973f in 4 real palettes, including DuckDuckGo's brand system and Five Guys's brand system, as the supporting colour. 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), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #81973f in 6 real palettes, including Undergrowth and Forest Floor, as the supporting colour. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Cider (https://brandsweets.com/palettes/warm#cider), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #81973f: 5 real palettes, including Guinness's brand system and Intel's brand system, as the accent. Seen in: Guinness (https://brandsweets.com/colors/brands/guinness-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

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

- On white (#ffffff): 3.27:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #687a33 (4.75:1); AA: background → #262626 (4.64:1); AAA: text → #505d27 (7.15:1)
- On black (#000000): 6.43:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8aa244 (7.33:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/81973f-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: "#81973f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.