# #0ca123

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

## Values

- Hex: `#0ca123`
- RGB: rgb(12, 161, 35)
- HSL: hsl(129, 86%, 34%)
- OKLCH: oklch(0.616 0.197 143.9)
- Relative luminance: 0.2569
- Nearest named color: Grass Is Greener (#3f9b0b, Δ 2.321) — https://brandsweets.com/colors/grass-is-greener
- Moods: vivid
- Page: https://brandsweets.com/colors/0ca123

## Tints & shades

- Tints (toward white): #0ebe29, #11df30, #20ee3f, #41f15c, #5ef374, #7af58d, #9bf8a9, #b8fac2, #d9fcde, #f6fef7
- Shades (toward black): #0b931f, #0a851c, #097719, #086816, #075a13, #064c10, #053e0d, #042f0a, #022107, #011304

## Harmonies

- Complementary: #a10c8b
- Analogous: #40a10c, #0ca16d
- Triadic: #230ca1, #a1230c
- Split-complementary: #6d0ca1, #a10c40
- Tetradic: #0c40a1, #a10c8b, #a16d0c

## Colors that go with #0ca123

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 Instacart's brand system and Spotify's brand system put Blue beside #0ca123, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Spotify (https://brandsweets.com/colors/brands/spotify), Kia (https://brandsweets.com/colors/brands/kia-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #0ca123 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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). — https://brandsweets.com/colors/dodgerblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #0ca123 in 4 real palettes, including Console Light and Telehealth, as the lead colour. 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
- **Taupe** #483c32 [pool] — Taupe is paired with #0ca123 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), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #0ca123 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 Slate Blue** #7b68ee [harmony, pool: split] — Medium Slate Blue is a split-complement of #0ca123: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumslateblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #0ca123: 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). — https://brandsweets.com/colors/charcoal
- **Orange** #ffa500 [pool] — 3 real palettes, including Olympics's brand system and Mint Modern put Orange beside #0ca123, as the supporting colour. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 3.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0a8a1d (4.5:1); AA: background → #242424 (4.54:1); AAA: text → #076415 (7.39:1)
- On black (#000000): 6.14:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0daf26 (7.18:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/0ca123-a2bea9-ae4edf-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: "#0ca123" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.