funda-ui/lib/css/ColorPicker/index.css

React components using pure Bootstrap 5+ which does not contain any external style and script libraries.

/* ======================================================
    <!-- Color Picker -->
/* ====================================================== */
.custom-colorpicker__wrapper {
  position: relative;
  --color-control-border-radius: 0.375rem;
  --color-control-size: 30px;
  --color-control-border-color: rgba(0,0,0,.1);
  /* placeholder */
}
.custom-colorpicker__wrapper .custom-colorpicker-control {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-color: transparent;
  padding: 0 !important;
  width: var(--color-control-size) !important;
  height: var(--color-control-size) !important;
  border: none;
  cursor: pointer;
}
.custom-colorpicker__wrapper .custom-colorpicker-control::-webkit-color-swatch {
  border: 2px solid var(--color-control-border-color);
}
.custom-colorpicker__wrapper .custom-colorpicker-control::-moz-color-swatch {
  border: 2px solid var(--color-control-border-color);
}
.custom-colorpicker__wrapper .custom-colorpicker-control:disabled {
  cursor: not-allowed;
}
.custom-colorpicker__wrapper .custom-colorpicker__transparent-placeholder {
  position: absolute;
  width: var(--color-control-size);
  height: var(--color-control-size);
  left: 0;
  top: 0;
  z-index: 1;
  pointer-events: none;
  background: #fff url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAMCAIAAADZF8uwAAAAGUlEQVQYV2M4gwH+YwCGIasIUwhT25BVBADtzYNYrHvv4gAAAABJRU5ErkJggg==) repeat;
}
.custom-colorpicker__wrapper.custom-colorpicker--rounded .custom-colorpicker-control::-webkit-color-swatch {
  border-radius: var(--color-control-border-radius);
}
.custom-colorpicker__wrapper.custom-colorpicker--rounded .custom-colorpicker-control::-moz-color-swatch {
  border-radius: var(--color-control-border-radius);
}
.custom-colorpicker__wrapper.custom-colorpicker--rounded .custom-colorpicker__transparent-placeholder {
  border-radius: var(--color-control-border-radius);
}
.custom-colorpicker__wrapper.custom-colorpicker--circle .custom-colorpicker-control::-webkit-color-swatch {
  border-radius: 50%;
}
.custom-colorpicker__wrapper.custom-colorpicker--circle .custom-colorpicker-control::-moz-color-swatch {
  border-radius: 50%;
}
.custom-colorpicker__wrapper.custom-colorpicker--circle .custom-colorpicker__transparent-placeholder {
  border-radius: 50%;
}