Progressive Blur Overlay

Progressive Blur Overlay is a React and Tailwind CSS effect component from Magic UI, licensed MIT. Copy it and paste it into your project.

Magic UI MIT effects

What it is

Progressive Blur Overlay is a React and Tailwind CSS effect component from Magic UI, licensed MIT. Copy it and paste it into your project.

How to use it

Open it in the catalogue, press copy, and paste it into your project. The prompt you copy carries the code and the rules that tell your agent to reproduce it without changing anything.

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Licence

This component comes from Magic UI and is redistributed under the MIT licence, which permits commercial use. The copyright notice travels with the code.

Progressive Blur Overlay

registry/magicui/progressive-blur.tsx

"use client"

import React from "react"

import { cn } from "@/lib/utils"

export interface ProgressiveBlurProps {
  className?: string
  height?: string
  position?: "top" | "bottom" | "both"
  blurLevels?: number[]
  children?: React.ReactNode
}

export function ProgressiveBlur({
  className,
  height = "30%",
  position = "bottom",
  blurLevels = [0.5, 1, 2, 4, 8, 16, 32, 64],
}: ProgressiveBlurProps) {
  // Create array with length equal to blurLevels.length - 2 (for before/after pseudo elements)
  const divElements = Array(blurLevels.length - 2).fill(null)

  return (
    <div
      className={cn(
        "gradient-blur pointer-events-none absolute inset-x-0 z-10",
        className,
        position === "top"
          ? "top-0"
          : position === "bottom"
            ? "bottom-0"
            : "inset-y-0"
      )}
      style={{
        height: position === "both" ? "100%" : height,
      }}
    >
      {/* First blur layer (pseudo element) */}
      <div
        className="absolute inset-0"
        style={{
          zIndex: 1,
          backdropFilter: `blur(${blurLevels[0]}px)`,
          WebkitBackdropFilter: `blur(${blurLevels[0]}px)`,
          maskImage:
            position === "bottom"
              ? `linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12.5%, rgba(0,0,0,1) 25%, rgba(0,0,0,0) 37.5%)`
              : position === "top"
                ? `linear-gradient(to top, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12.5%, rgba(0,0,0,1) 25%, rgba(0,0,0,0) 37.5%)`
                : `linear-gradient(rgba(0,0,0,0) 0%, rgba(0,0,0,1) 5%, rgba(0,0,0,1) 95%, rgba(0,0,0,0) 100%)`,
          WebkitMaskImage:
            position === "bottom"
              ? `linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12.5%, rgba(0,0,0,1) 25%, rgba(0,0,0,0) 37.5%)`
              : position === "top"
                ? `linear-gradient(to top, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12.5%, rgba(0,0,0,1) 25%, rgba(0,0,0,0) 37.5%)`
                : `linear-gradient(rgba(0,0,0,0) 0%, rgba(0,0,0,1) 5%, rgba(0,0,0,1) 95%, rgba(0,0,0,0) 100%)`,
        }}
      />

      {/* Middle blur layers */}
      {divElements.map((_, index) => {
        const blurIndex = index + 1
        const startPercent = blurIndex * 12.5
        const midPercent = (blurIndex + 1) * 12.5
        const endPercent = (blurIndex + 2) * 12.5

        const maskGradient =
          position === "bottom"
            ? `linear-gradient(to bottom, rgba(0,0,0,0) ${startPercent}%, rgba(0,0,0,1) ${midPercent}%, rgba(0,0,0,1) ${endPercent}%, rgba(0,0,0,0) ${endPercent + 12.5}%)`
            : position === "top"
              ? `linear-gradient(to top, rgba(0,0,0,0) ${startPercent}%, rgba(0,0,0,1) ${midPercent}%, rgba(0,0,0,1) ${endPercent}%, rgba(0,0,0,0) ${endPercent + 12.5}%)`
              : `linear-gradient(rgba(0,0,0,0) 0%, rgba(0,0,0,1) 5%, rgba(0,0,0,1) 95%, rgba(0,0,0,0) 100%)`

        return (
          <div
            key={`blur-${index}`}
            className="absolute inset-0"
            style={{
              zIndex: index + 2,
              backdropFilter: `blur(${blurLevels[blurIndex]}px)`,
              WebkitBackdropFilter: `blur(${blurLevels[blurIndex]}px)`,
              maskImage: maskGradient,
              WebkitMaskImage: maskGradient,
            }}
          />
        )
      })}

      {/* Last blur layer (pseudo element) */}
      <div
        className="absolute inset-0"
        style={{
          zIndex: blurLevels.length,
          backdropFilter: `blur(${blurLevels[blurLevels.length - 1]}px)`,
          WebkitBackdropFilter: `blur(${blurLevels[blurLevels.length - 1]}px)`,
          maskImage:
            position === "bottom"
              ? `linear-gradient(to bottom, rgba(0,0,0,0) 87.5%, rgba(0,0,0,1) 100%)`
              : position === "top"
                ? `linear-gradient(to top, rgba(0,0,0,0) 87.5%, rgba(0,0,0,1) 100%)`
                : `linear-gradient(rgba(0,0,0,0) 0%, rgba(0,0,0,1) 5%, rgba(0,0,0,1) 95%, rgba(0,0,0,0) 100%)`,
          WebkitMaskImage:
            position === "bottom"
              ? `linear-gradient(to bottom, rgba(0,0,0,0) 87.5%, rgba(0,0,0,1) 100%)`
              : position === "top"
                ? `linear-gradient(to top, rgba(0,0,0,0) 87.5%, rgba(0,0,0,1) 100%)`
                : `linear-gradient(rgba(0,0,0,0) 0%, rgba(0,0,0,1) 5%, rgba(0,0,0,1) 95%, rgba(0,0,0,0) 100%)`,
        }}
      />
    </div>
  )
}

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