# #538618

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

## Values

- Hex: `#538618`
- RGB: rgb(83, 134, 24)
- HSL: hsl(88, 70%, 31%)
- OKLCH: oklch(0.563 0.146 132.2)
- Relative luminance: 0.1896
- Nearest named color: Avocado (#568203, Δ 1.182) — https://brandsweets.com/colors/avocado
- Moods: vivid
- Page: https://brandsweets.com/colors/538618

## Tints & shades

- Tints (toward white): #65a51d, #75bf22, #88da2b, #99df49, #aae467, #b9e981, #caeea0, #dbf4be, #e9f8d8, #fafdf6
- Shades (toward black): #4b7915, #457114, #3d6412, #35570f, #304e0e, #28410b, #203409, #182707, #131e05, #0b1103

## Harmonies

- Complementary: #4b1886
- Analogous: #868318, #1b8618
- Triadic: #185386, #861853
- Split-complementary: #181b86, #831886
- Tetradic: #188683, #4b1886, #86181b

## Colors that go with #538618

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 #538618: 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), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #538618 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #538618: 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 [harmony, pool: triadic] — Crimson completes a triad with #538618 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #538618: 5 real palettes, including Xbox's brand system and Intel's brand system, as the supporting colour. Seen in: Xbox (https://brandsweets.com/colors/brands/xbox-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
- **Taupe** #483c32 [pool] — Taupe is paired with #538618 in 11 real palettes, including Acer's brand system and Instacart's brand system, as that palette's text colour. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), Instacart (https://brandsweets.com/colors/brands/instacart-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/taupe
- **Dark Orchid** #9932cc [harmony: complementary] — Dark Orchid sits directly opposite #538618 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/darkorchid
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #538618: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred

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

- On white (#ffffff): 4.38:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #508217 (4.62:1); AA: background → #0a0a0a (4.52:1); AAA: text → #3b5f11 (7.42:1)
- On black (#000000): 4.79:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #68a91e (7.28:1)

## Brands using this color

- **Shake Shack** — accent #418613 (Δ 1.912) — https://brandsweets.com/colors/brands/shakeshack-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/538618-aebea2-4e51df-212d1f-f1f1e9?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: "#538618" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.