# #91ac15

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

## Values

- Hex: `#91ac15`
- RGB: rgb(145, 172, 21)
- HSL: hsl(71, 78%, 38%)
- OKLCH: oklch(0.699 0.162 120.5)
- Relative luminance: 0.3558
- Nearest named color: Augustus Asparagus (#90aa0b, Δ 0.588) — https://brandsweets.com/colors/augustus-asparagus
- Moods: vivid
- Page: https://brandsweets.com/colors/91ac15

## Tints & shades

- Tints (toward white): #a8c819, #bee31c, #c6e637, #ceea53, #d6ed6e, #ddf089, #e5f4a4, #edf7bf, #f5fbdb, #fcfef6
- Shades (toward black): #859f14, #768d11, #6b7f10, #5b6d0d, #505f0c, #45520a, #354008, #2a3206, #1b2004, #0f1202

## Harmonies

- Complementary: #3115ac
- Analogous: #ac7d15, #45ac15
- Triadic: #1591ac, #ac1591
- Split-complementary: #1545ac, #7d15ac
- Tetradic: #15ac7d, #3115ac, #ac1545

## Colors that go with #91ac15

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 #91ac15 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/mediumpurple
- **Blue** #0000ff [pool] — 5 real palettes, including Minecraft's brand system and Spotify's brand system put Blue beside #91ac15, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Lexus (https://brandsweets.com/colors/brands/lexus-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #91ac15: 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), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #91ac15 in 4 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), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #91ac15: 4 real palettes, including Spline's brand system and Playground, as the lead colour. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design), Playground (https://brandsweets.com/palettes/bold#playground), Unity (https://brandsweets.com/colors/brands/unity-com), Liquid Death (https://brandsweets.com/colors/brands/liquiddeath-com). — https://brandsweets.com/colors/dodgerblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #91ac15 in 6 real palettes, including Brilliant's brand system and Chevrolet's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), 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
- **Slate Gray** #708090 [pool] — 4 real palettes, including Ledger Dark and Noir Beauty put Slate Gray beside #91ac15, as the supporting colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/slategray
- **Taupe** #483c32 [pool] — Taupe is paired with #91ac15 in 14 real palettes, including Acer's brand system and Meadow, as the text colour against it. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), Meadow (https://brandsweets.com/palettes/light#meadow), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 2.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #677b0f (4.75:1); AA: background → #383838 (4.53:1); AAA: text → #505f0c (7.04:1); AAA: background → #141414 (7.12:1)
- On black (#000000): 8.12:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/91ac15-b6bea2-4e7adf-252d1f-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: "#91ac15" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.