# #43ad45

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

## Values

- Hex: `#43ad45`
- RGB: rgb(67, 173, 69)
- HSL: hsl(121, 44%, 47%)
- OKLCH: oklch(0.663 0.173 143.6)
- Relative luminance: 0.3151
- Nearest named color: Fennel Fiasco (#00aa44, Δ 2.725) — https://brandsweets.com/colors/fennel-fiasco
- Moods: neutral
- Page: https://brandsweets.com/colors/43ad45

## Tints & shades

- Tints (toward white): #4fba51, #61c263, #73c975, #86d087, #9cd89d, #aee0af, #c1e7c1, #d3eed3, #e5f5e6, #f8fcf8
- Shades (toward black): #3d9e3f, #368c38, #317d32, #2b6e2c, #255f26, #1e4d1f, #183e19, #133013, #0b1d0c, #060f06

## Harmonies

- Complementary: #ad43ab
- Analogous: #76ad43, #43ad7a
- Triadic: #4543ad, #ad4543
- Split-complementary: #7a43ad, #ad4376
- Tetradic: #4376ad, #ad43ab, #ad7a43

## Colors that go with #43ad45

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #43ad45: 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), N26 (https://brandsweets.com/colors/brands/n26-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Spotify's brand system and Unity's brand system put Blue beside #43ad45, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #43ad45 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), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #43ad45 in 9 real palettes, including Obsidian's brand system and Meadow, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow), Acer (https://brandsweets.com/colors/brands/acer-com), Chime (https://brandsweets.com/colors/brands/chime-com). — https://brandsweets.com/colors/taupe
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #43ad45 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 Purple** #9370db [harmony, pool: split] — Medium Purple is a split-complement of #43ad45: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumpurple
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #43ad45 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #43ad45 in 3 real palettes, including Playground and Citrus Grove, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 2.88:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #338435 (4.67:1); AA: background → #303030 (4.59:1); AAA: text → #276328 (7.24:1); AAA: background → #050505 (7.09:1)
- On black (#000000): 7.3:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/43ad45-a2bea6-9b4edf-1f2d26-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: "#43ad45" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.