# #005b39

A color — vivid, dark, luxury, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#005b39`
- RGB: rgb(0, 91, 57)
- HSL: hsl(158, 100%, 18%)
- OKLCH: oklch(0.416 0.095 159.6)
- Relative luminance: 0.0778
- Nearest named color: Ficus Elastica (#006131, Δ 2.591) — https://brandsweets.com/colors/ficus-elastica
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/005b39

## Tints & shades

- Tints (toward white): #008554, #00ad6e, #00d688, #00ffa2, #29ffb0, #52ffbf, #7affce, #a3ffdd, #ccffec, #f5fffb
- Shades (toward black): #005737, #004d30, #00472d, #003d27, #003824, #003320, #00291a, #002417, #001910, #00140d

## Harmonies

- Complementary: #5c0022
- Analogous: #005c0c, #00505c
- Triadic: #3a005c, #5c3a00
- Split-complementary: #5c0050, #5c0c00
- Tetradic: #0c005c, #5c0022, #505c00

## Colors that go with #005b39

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

- **Blue** #0000ff [pool] — 4 real palettes, including Rolex's brand system and Warp's brand system put Blue beside #005b39, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Jeep (https://brandsweets.com/colors/brands/jeep-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #005b39: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #005b39 in 4 real palettes, including Neon's brand system and CircleCI's brand system, as the lead colour. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), CircleCI (https://brandsweets.com/colors/brands/circleci-com), Chime (https://brandsweets.com/colors/brands/chime-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com). — https://brandsweets.com/colors/emerald-green
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #005b39 in 4 real palettes, including Neon's brand system and Clerk's brand system, as the accent. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), Clerk (https://brandsweets.com/colors/brands/clerk-com), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/orangered
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #005b39 in 5 real palettes, including Disney's brand system and Console Light, as the lead colour. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Console Light (https://brandsweets.com/palettes/technical#console-light), Zoom (https://brandsweets.com/colors/brands/zoom-us), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [harmony, pool: triadic] — Rust completes a triad with #005b39 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), IHG (https://brandsweets.com/colors/brands/ihg-com). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #005b39: 4 real palettes, including Pine & Birch and Darkroom, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sage-green
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #005b39: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 8.22:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.56:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #008a57 (4.77:1); AA: background → #c2c2c2 (4.61:1); AAA: text → #00ad6e (7.2:1); AAA: background → #ededed (7.02:1)

## Brands using this color

- **Rolex** — primary #006039 (Δ 1.688) — https://brandsweets.com/colors/brands/rolex-com

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/005b39-a2beb7-d459c2-1f2c2d-e9f1eb?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: "#005b39" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.