# #91981b

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

## Values

- Hex: `#91981b`
- RGB: rgb(145, 152, 27)
- HSL: hsl(63, 70%, 35%)
- OKLCH: oklch(0.653 0.138 113)
- Relative luminance: 0.2856
- Nearest named color: Densetsu Green (#889911, Δ 1.458) — https://brandsweets.com/colors/densetsu-green
- Moods: vivid
- Page: https://brandsweets.com/colors/91981b

## Tints & shades

- Tints (toward white): #aab21f, #c8d025, #d4dc38, #d9e052, #e0e670, #e6ea8a, #ebefa4, #f1f4be, #f7f9dc, #fdfdf6
- Shades (toward black): #858b18, #797e16, #6c7114, #606412, #53570f, #43450c, #36380a, #2a2b08, #1d1e05, #111103

## Harmonies

- Complementary: #211b98
- Analogous: #985f1b, #53981b
- Triadic: #1b9198, #981b91
- Split-complementary: #1b5398, #5f1b98
- Tetradic: #1b985f, #211b98, #981b53

## Colors that go with #91981b

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

- **Medium Purple** #9370db [harmony, pool: complementary] — Medium Purple sits directly opposite #91981b 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 Rolex's brand system and Lexus's brand system put Blue beside #91981b, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #91981b in 5 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Cider (https://brandsweets.com/palettes/warm#cider), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #91981b in 5 real palettes, including Guinness's brand system and Chevrolet's brand system, as the supporting colour. Seen in: Guinness (https://brandsweets.com/colors/brands/guinness-com), Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/royalblue
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #91981b: 4 real palettes, including Cider and Homestead, as the lead colour. Seen in: Cider (https://brandsweets.com/palettes/warm#cider), Homestead (https://brandsweets.com/palettes/warm#homestead), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/saddlebrown
- **Slate Gray** #708090 [pool] — 5 real palettes, including Greige and Ledger Dark put Slate Gray beside #91981b, as the lead colour. Seen in: Greige (https://brandsweets.com/palettes/neutral#greige), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Atelier (https://brandsweets.com/palettes/elegant#atelier), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/slategray
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #91981b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #91981b: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 3.13:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #747915 (4.68:1); AA: background → #2b2b2b (4.52:1); AAA: text → #575b10 (7.22:1)
- On black (#000000): 6.71:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #969c1c (7.07:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/91981b-b9bea2-4e8ddf-262d1f-f1eee9?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: "#91981b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.