Pulse Animation Button - Free UI Component

Button Color #8b5cf6

Pulse Ring Color #8b5cf6

Text Color #ffffff

Button Label Join the Waitlist

Pulse Speed (sec) 2

Pulse Intensity (px) 20

Rounding (px) 100

Vertical Padding (rem) 1

Horizontal Padding (rem) 3

Font Size (rem) 1.1

Pulse Animation Button

A high-conversion button featuring a continuous rhythmic pulse animation. Perfect for Call-to-Actions (CTAs) that need to command user attention without being intrusive.

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Pulse Animation Button</title>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap" rel="stylesheet">
    <style>
        /* -- Variables ------------------------------------------------- */
        :root {
            --primary: {{primaryColor}};         /* Main Button Color */
            --pulse: {{pulseColor}};             /* Pulse Ring Color */
            --text: {{textColor}};               /* Button Text Color */
            --radius: {{borderRadius}}px;        /* Corner Rounding */
            --v-pad: {{vPadding}}rem;            /* Top/Bottom Padding */
            --h-pad: {{hPadding}}rem;            /* Left/Right Padding */
            --font-size: {{fontSize}}rem;        /* Text Size */
            --speed: {{pulseSpeed}}s;            /* Pulse Animation Duration */
            --intensity: {{pulseIntensity}}px;   /* Pulse Spread Distance */
            --page-bg: #0f172a;                  /* Preview Background */
        }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
            font-family: 'Plus Jakarta Sans', sans-serif;
            background-color: var(--page-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            color: #fff;
        }

/* -- Button Implementation --------------------------------------- */
        .btn-pulse {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: var(--v-pad) var(--h-pad);
            font-size: var(--font-size);
            font-weight: 700;
            color: var(--text);
            background: var(--primary);
            border: none;
            border-radius: var(--radius);
            cursor: pointer;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
            outline: none;
        }

/* The Pulse Ring */
        .btn-pulse::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border-radius: var(--radius);
            box-shadow: 0 0 0 0 color-mix(in srgb, var(--pulse), transparent 20%);
            animation: pulse var(--speed) infinite;
            pointer-events: none;
        }

.btn-pulse:hover {
            transform: scale(1.05);
            filter: brightness(1.1);
        }

.btn-pulse:active {
            transform: scale(0.98);
        }

@keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 color-mix(in srgb, var(--pulse), transparent 20%);
            }
            70% {
                box-shadow: 0 0 0 var(--intensity) color-mix(in srgb, var(--pulse), transparent 100%);
            }
            100% {
                box-shadow: 0 0 0 0 color-mix(in srgb, var(--pulse), transparent 100%);
            }
        }

/* Internal Glow (Optional) */
        .btn-pulse::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            border-radius: var(--radius);
            background: radial-gradient(circle at center, color-mix(in srgb, var(--pulse), transparent 80%), transparent 70%);
            opacity: 0.5;
            z-index: 0;
        }

.btn-text {
            position: relative;
            z-index: 1;
        }

</style>
</head>
<body>

<button class="btn-pulse">
        <span class="btn-text">{{buttonText}}</span>
    </button>

</body>
</html>