export function lerpColor(c1: any, c2: any, t: any): {
    r: number;
    g: number;
    b: number;
    a: number;
};
export function lerpColor3(normal: any, hover: any, active: any, hoverT: any, activeT: any): {
    r: number;
    g: number;
    b: number;
    a: number;
};
export namespace UI {
    namespace PADDING {
        let SMALL: number;
        let MEDIUM: number;
        let LARGE: number;
    }
    namespace HIT_EXPANSION {
        export let NONE: number;
        let SMALL_1: number;
        export { SMALL_1 as SMALL };
        let MEDIUM_1: number;
        export { MEDIUM_1 as MEDIUM };
        let LARGE_1: number;
        export { LARGE_1 as LARGE };
    }
    namespace SIZE {
        let CHECKBOX: number;
        let BUTTON_HEIGHT: number;
        let INPUT_HEIGHT: number;
    }
    namespace GAP {
        let TIGHT: number;
        let NORMAL: number;
        let LOOSE: number;
    }
    namespace ANIM_SPEED {
        export let FAST: number;
        let NORMAL_1: number;
        export { NORMAL_1 as NORMAL };
        export let SLOW: number;
    }
}
export namespace Easing {
    function linear(t: any): any;
    function easeInQuad(t: any): number;
    function easeOutQuad(t: any): number;
    function easeInOutQuad(t: any): number;
    function easeInCubic(t: any): number;
    function easeOutCubic(t: any): number;
    function easeInOutCubic(t: any): number;
    function easeOutElastic(t: any): number;
    function easeOutBack(t: any): number;
}