# #42ff52

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

## Values

- Hex: `#42ff52`
- RGB: rgb(66, 255, 82)
- HSL: hsl(125, 100%, 63%)
- OKLCH: oklch(0.876 0.26 144)
- Relative luminance: 0.7329
- Nearest named color: Cathode Green (#00ff55, Δ 1.275) — https://brandsweets.com/colors/cathode-green
- Moods: vivid
- Page: https://brandsweets.com/colors/42ff52

## Tints & shades

- Tints (toward white): #57ff65, #66ff73, #7aff85, #8aff93, #9effa6, #adffb4, #c2ffc7, #d1ffd5, #e5ffe8, #f5fff6
- Shades (toward black): #24ff36, #05ff1a, #00e613, #00c711, #00ad0e, #008f0c, #007009, #005207, #003304, #001402

## Harmonies

- Complementary: #ff42ef
- Analogous: #91ff42, #42ffb0
- Triadic: #5242ff, #ff5242
- Split-complementary: #b042ff, #ff4291
- Tetradic: #4291ff, #ff42ef, #ffb042

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

- On white (#ffffff): 1.34:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #008a0b (4.53:1); AA: background → #616161 (4.62:1); AAA: text → #006609 (7.23:1); AAA: background → #454545 (7.15:1)
- On black (#000000): 15.66:1 — 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/42ff52-a2bea7-a54edf-1f2d26-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: "#42ff52" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.