# #4ec427

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

## Values

- Hex: `#4ec427`
- RGB: rgb(78, 196, 39)
- HSL: hsl(105, 67%, 46%)
- OKLCH: oklch(0.725 0.215 139.6)
- Relative luminance: 0.4125
- Nearest named color: Frog (#58bc08, Δ 2.145) — https://brandsweets.com/colors/frog
- Moods: vivid
- Page: https://brandsweets.com/colors/4ec427

## Tints & shades

- Tints (toward white): #58d62e, #69da44, #7edf5d, #8fe372, #a0e788, #b1ec9d, #c2f0b2, #d6f5cc, #e7f9e1, #f8fdf6
- Shades (toward black): #47b323, #40a220, #388d1c, #317b18, #2a6a15, #245912, #1d480e, #14330a, #0e2207, #071103

## Harmonies

- Complementary: #9d27c4
- Analogous: #9dc427, #27c44e
- Triadic: #274ec4, #c4274e
- Split-complementary: #4e27c4, #c4279d
- Tetradic: #279dc4, #9d27c4, #c44e27

## Colors that go with #4ec427

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 Minecraft's brand system and Spotify's brand system put Blue beside #4ec427, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #4ec427: 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), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #4ec427 in 5 real palettes, including Brilliant's brand system and Docker's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #4ec427 in 9 real palettes, including Minecraft's brand system and Obsidian's brand system, as the lead colour. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com). — https://brandsweets.com/colors/taupe
- **Orchid** #da70d6 [harmony: complementary] — Orchid sits directly opposite #4ec427 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/orchid
- **Hot Pink** #ff69b4 [harmony, pool: split] — Hot Pink is a split-complement of #4ec427: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/hotpink
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #4ec427: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #4ec427 in 3 real palettes, including 7-Eleven's brand system and Undergrowth, as the supporting colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 2.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #35841a (4.7:1); AA: background → #404040 (4.57:1); AAA: text → #276213 (7.39:1); AAA: background → #212121 (7.09:1)
- On black (#000000): 9.25:1 — 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/4ec427-a6bea2-754edf-1f2d22-eff1e9?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: "#4ec427" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.