A customizable HSV color picker with circular hue wheel, saturation-value panel, alpha slider, and color conversion utilities. No external dependencies. Changelog excerpt: - **BREAKING**: Remove input widgets (`HexInput`, `RgbInput`, `HslInput`, `ColorTextField`) — the library now provides values and utilities instead of UI inputs - **BREAKING**: Remove `ColorPreview`and `ColorInfoPanel`widgets - **BREAKING**: Remove `ColorPickerInputThemeData`and `ColorFormat`models - **BREAKING**: Remove `showHexInput`, `showColorInfo`, `showPreview`, `showRgbInput`, `showHslInput`, `inputTheme`parameters from `JustColorPicker` - **BREAKING**: `colorToHsl()`now returns `({double[...]