# #1d9529

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

## Values

- Hex: `#1d9529`
- RGB: rgb(29, 149, 41)
- HSL: hsl(126, 67%, 35%)
- OKLCH: oklch(0.585 0.177 144)
- Relative luminance: 0.2192
- Nearest named color: Emerald (#028f1e, Δ 2.126) — https://brandsweets.com/colors/emerald
- Moods: vivid
- Page: https://brandsweets.com/colors/1d9529

## Tints & shades

- Tints (toward white): #23af31, #28cc39, #3bd84b, #55dd62, #72e37e, #8ce895, #a6edad, #bff2c4, #ddf8e0, #f6fdf7
- Shades (toward black): #1b8826, #187b22, #166f1f, #13621b, #115518, #0d4413, #0b370f, #082b0c, #061e08, #031105

## Harmonies

- Complementary: #951d89
- Analogous: #4d951d, #1d9565
- Triadic: #291d95, #95291d
- Split-complementary: #651d95, #951d4d
- Tetradic: #1d4d95, #951d89, #95651d

## Colors that go with #1d9529

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

- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #1d9529 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #1d9529 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Coinbase (https://brandsweets.com/colors/brands/coinbase), Xbox (https://brandsweets.com/colors/brands/xbox-com). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #1d9529: 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), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #1d9529: 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 #1d9529 in 4 real palettes, including Instacart's brand system and Acer's brand system, as the lead colour. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Acer (https://brandsweets.com/colors/brands/acer-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #1d9529 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/mediumorchid
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #1d9529: 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
- **Medium Slate Blue** #7b68ee [harmony, pool: split] — Medium Slate Blue is a split-complement of #1d9529: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Clerk (https://brandsweets.com/colors/brands/clerk-com). — https://brandsweets.com/colors/mediumslateblue

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

- On white (#ffffff): 3.9:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1b8826 (4.57:1); AA: background → #171717 (4.6:1); AAA: text → #14661c (7.13:1)
- On black (#000000): 5.38:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #23af31 (7.25:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/1d9529-a2bea8-a74edf-1f2d27-ecf1e9?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: "#1d9529" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.