Pulsar

Radar

CSS

A set of three concentric fine-line circles centered on a tiny crosshair, with a radial sweeping vector line revolving slowly to reveal faint pulsing dots on its path.

Tier
CSS
Dependencies
None
Duration
4.8 s, loops
Categories
Backgrounds and ambient
Use cases
Security and trust, Ambient background
Industries
Security and identity, Cross-industry
Style
Technical · light stroke
Set
perimeter
Tags
circlepulserotateambientminimal

Companion assets

The same artwork, not animated. Derived from the entry’s own resting state, so it matches exactly.

Animated
CSS tier
Static vector
Radar, not animated
Download SVG

Code

animation.svg

<svg xmlns="http://www.w3.org/2000/svg" fill="none" aria-hidden="true" class="pulsar pulsar-perimeter-radar" data-pulsar="perimeter-radar" viewBox="0 0 160 96"><line x1="32" x2="128" y1="48" y2="48" stroke="currentColor" stroke-dasharray="2 4" opacity=".25"></line><line x1="80" x2="80" y1="8" y2="88" stroke="currentColor" stroke-dasharray="2 4" opacity=".25"></line><circle cx="80" cy="48" r="1.5" fill="currentColor" opacity=".6"></circle><circle cx="80" cy="48" r="16" stroke="currentColor" opacity=".3"></circle><circle cx="80" cy="48" r="28" stroke="currentColor" opacity=".35"></circle><circle cx="80" cy="48" r="40" stroke="currentColor" stroke-dasharray="4 2" opacity=".5"></circle><line x1="80" x2="80" y1="6" y2="10" stroke="currentColor" opacity=".6"></line><line x1="80" x2="80" y1="86" y2="90" stroke="currentColor" opacity=".6"></line><line x1="38" x2="42" y1="48" y2="48" stroke="currentColor" opacity=".6"></line><line x1="118" x2="122" y1="48" y2="48" stroke="currentColor" opacity=".6"></line><circle cx="98" cy="34" r="2.5" fill="var(--pulsar-accent, currentColor)" class="perimeter-radar-blip-1"></circle><circle cx="64" cy="58" r="2" fill="var(--pulsar-accent, currentColor)" class="perimeter-radar-blip-2"></circle><circle cx="88" cy="70" r="2" fill="var(--pulsar-accent, currentColor)" class="perimeter-radar-blip-3"></circle><g class="perimeter-radar-sweep"><line x1="80" x2="80" y1="48" y2="8" stroke="var(--pulsar-accent, currentColor)" stroke-width="1.5" opacity=".9"></line><path fill="var(--pulsar-accent, currentColor)" fill-opacity=".12" d="M80 48V8a40 40 0 0 1 28 11Z"></path></g></svg>

animation.css

.pulsar-perimeter-radar {
  display: block;
  overflow: visible;
}
.pulsar-perimeter-radar .perimeter-radar-sweep {
  animation: perimeter-radar-sweep-anim 4800ms linear infinite;
  transform-origin: 80px 48px;
}
.pulsar-perimeter-radar .perimeter-radar-blip-1 {
  animation: perimeter-radar-blip1-anim 4800ms ease infinite;
}
.pulsar-perimeter-radar .perimeter-radar-blip-2 {
  animation: perimeter-radar-blip2-anim 4800ms ease infinite;
}
.pulsar-perimeter-radar .perimeter-radar-blip-3 {
  animation: perimeter-radar-blip3-anim 4800ms ease infinite;
}

@keyframes perimeter-radar-sweep-anim {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes perimeter-radar-blip1-anim {
  0%,
  10% {
    opacity: 1;
    transform: scale(1.2);
  }
  30%,
  100% {
    opacity: 0.15;
    transform: scale(0.8);
  }
}

@keyframes perimeter-radar-blip2-anim {
  0%,
  45% {
    opacity: 0.15;
    transform: scale(0.8);
  }
  55%,
  65% {
    opacity: 1;
    transform: scale(1.2);
  }
  85%,
  100% {
    opacity: 0.15;
    transform: scale(0.8);
  }
}

@keyframes perimeter-radar-blip3-anim {
  0%,
  65% {
    opacity: 0.15;
    transform: scale(0.8);
  }
  75%,
  85% {
    opacity: 1;
    transform: scale(1.2);
  }
  100% {
    opacity: 0.15;
    transform: scale(0.8);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pulsar-perimeter-radar .perimeter-radar-sweep,
  .pulsar-perimeter-radar .perimeter-radar-blip-1,
  .pulsar-perimeter-radar .perimeter-radar-blip-2,
  .pulsar-perimeter-radar .perimeter-radar-blip-3 {
    animation: none;
  }
}

From this family15 in Perimeter

See the family