# #145731

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

## Values

- Hex: `#145731`
- RGB: rgb(20, 87, 49)
- HSL: hsl(146, 63%, 21%)
- OKLCH: oklch(0.405 0.091 153.7)
- Relative luminance: 0.0719
- Nearest named color: O Tannenbaum (#005522, Δ 2.336) — https://brandsweets.com/colors/o-tannenbaum
- Moods: vivid, dark, luxury, bold
- Page: https://brandsweets.com/colors/145731

## Tints & shades

- Tints (toward white): #1b7944, #229654, #2ab767, #37d27a, #59d990, #76e0a4, #97e7ba, #b8efd0, #d5f6e3, #f7fdf9
- Shades (toward black): #124f2c, #114b2a, #0f4325, #0d3a21, #0c361e, #0a2e1a, #082515, #071d10, #06190e, #041109

## Harmonies

- Complementary: #57143a
- Analogous: #185714, #145753
- Triadic: #311457, #573114
- Split-complementary: #531457, #571418
- Tetradic: #141857, #57143a, #575314

## Colors that go with #145731

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 Jeep's brand system put Blue beside #145731, as the accent. Seen in: Rolex (https://brandsweets.com/colors/brands/rolex-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #145731 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 #145731 in 4 real palettes, including Neon's brand system and HubSpot's brand system, as the accent. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Clerk (https://brandsweets.com/colors/brands/clerk-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/orangered
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #145731 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [harmony, pool: triadic] — Rust completes a triad with #145731 — 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), IHG (https://brandsweets.com/colors/brands/ihg-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/rust
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #145731: 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
- **Blue Violet** #8a2be2 [harmony, pool: split] — Blue Violet is a split-complement of #145731: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/blueviolet
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #145731: 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): 8.62:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.44:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1e854b (4.51:1); AA: background → #bdbdbd (4.59:1); AAA: text → #27aa60 (7.01:1); AAA: background → #e8e8e8 (7.03:1)

## 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/145731-a2beb1-ce59d4-1f2d2b-eaf1e9?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: "#145731" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.