# #129e0a

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

## Values

- Hex: `#129e0a`
- RGB: rgb(18, 158, 10)
- HSL: hsl(117, 88%, 33%)
- OKLCH: oklch(0.608 0.202 142.3)
- Relative luminance: 0.246
- Nearest named color: Herbalist’s Garden (#119900, Δ 1.47) — https://brandsweets.com/colors/herbalists-garden
- Moods: vivid
- Page: https://brandsweets.com/colors/129e0a

## Tints & shades

- Tints (toward white): #15c00c, #18dd0e, #28f11e, #44f23a, #64f55c, #7ff679, #9ff99a, #bafab7, #dafdd9, #f6fef5
- Shades (toward black): #109009, #0e8108, #0d7307, #0b6506, #0a5b06, #084d05, #073e04, #053003, #042202, #021301

## Harmonies

- Complementary: #970a9e
- Analogous: #5c9e0a, #0a9e4d
- Triadic: #0a129e, #9e0a12
- Split-complementary: #4d0a9e, #9e0a5c
- Tetradic: #0a5c9e, #970a9e, #9e4d0a

## Colors that go with #129e0a

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

- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #129e0a — 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), Xbox (https://brandsweets.com/colors/brands/xbox-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #129e0a 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 #129e0a: 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
- **Medium Violet Red** #c71585 [harmony, pool: split] — Medium Violet Red is a split-complement of #129e0a: 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
- **Blue** #0000ff [pool] — 3 real palettes, including Instacart's brand system and Spotify's brand system put Blue beside #129e0a, 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). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #129e0a: 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
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #129e0a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/crimson
- **Orange** #ffa500 [pool] — 3 real palettes, including Olympics's brand system and Farmers Market put Orange beside #129e0a, as the supporting colour. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 3.55:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0f8609 (4.74:1); AA: background → #212121 (4.54:1); AAA: text → #0b6506 (7.3:1)
- On black (#000000): 5.92:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #13ad0b (7.01:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/129e0a-a2bea4-924edf-1f2d25-edf1e9?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: "#129e0a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.