WordPress/wp-admin/css/color-picker.css

/* rtl:ignore */
.wp-color-picker {
	width: 80px;
	direction: ltr;
}

.wp-picker-container .hidden {
	display: none;
}

/* Needs higher specificiity. */
.wp-picker-container .wp-color-result.button {
	min-height: 28px;
	margin: 0 6px 6px 0px;
	padding: 0 0 0 30px;
	font-size: 11px;
}

.wp-color-result-text {
	background: #f7f7f7;
	border-radius: 0 2px 2px 0;
	border-left: 1px solid #ccc;
	color: #555;
	display: block;
	line-height: 2.36363636; /* 26px */
	padding: 0 6px;
	text-align: center;
}

.wp-color-result:hover,
.wp-color-result:focus {
	background: #fafafa;
	border-color: #999;
	color: #23282d;
}

.wp-color-result:hover:after,
.wp-color-result:focus:after {
	color: #23282d;
	border-color: #a0a5aa;
	border-left: 1px solid #999;
}

.wp-picker-container {
	display: inline-block;
}

.wp-color-result:focus {
	border-color: #5b9dd9;
	box-shadow: 0 0 3px rgba(0, 115, 170, 0.8);
}

.wp-color-result:active {
	/* See Trac ticket #39662 */
	transform: none !important;
}

.wp-picker-open + .wp-picker-input-wrap {
	display: inline-block;
	vertical-align: top;
}

.wp-picker-input-wrap label {
	display: inline-block;
	vertical-align: top;
}

/* For the old `custom-background` page, to override the inline-block and margins from `.form-table td fieldset label`. */
.form-table .wp-picker-input-wrap label {
	margin: 0 !important;
}

.wp-picker-input-wrap .button.wp-picker-default,
.wp-customizer .wp-picker-input-wrap .button.wp-picker-default {
	margin-left: 6px;
	padding: 2px 8px;
}

.wp-picker-container .iris-square-slider .ui-slider-handle:focus {
	background-color: #555
}

.wp-picker-container .iris-picker {
	border-radius: 0;
	border-color: #ddd;
	margin-top: 6px;
}

.wp-picker-container input[type="text"].wp-color-picker {
	width: 65px;
	font-size: 12px;
	font-family: monospace;
	line-height: 1.33333333; /* 16px */
	margin: 0;
	padding: 5px;
	vertical-align: top;
	min-height: 28px;
}

.wp-color-picker::-webkit-input-placeholder {
	color: #72777c;
}

.wp-color-picker::-moz-placeholder {
	color: #72777c;
	opacity: 1;
}

.wp-color-picker:-ms-input-placeholder {
	color: #72777c;
}

.wp-picker-container input[type="text"].iris-error {
	background-color: #ffebe8;
	border-color: #c00;
	color: #000;
}

.iris-picker .ui-square-handle:focus,
.iris-picker .iris-strip .ui-slider-handle:focus {
	box-shadow:
		0 0 0 1px #5b9dd9,
		0 0 2px 1px rgba(30, 140, 190, 0.8);
}

.iris-picker .iris-palette:focus {
	box-shadow:
		inset 0 0 5px rgba(0, 0, 0, 0.4),
		0 0 0 1px #5b9dd9,
		0 0 2px 1px rgba(30, 140, 190, 0.8);
}

@media screen and (max-width: 782px) {
	.wp-picker-container input[type="text"].wp-color-picker {
		width: 80px;
		padding: 6px 5px 5px;
		font-size: 16px;
		line-height: 1.15;
	}

	.wp-customizer .wp-picker-container input[type="text"].wp-color-picker {
		padding: 5px 5px 4px;
	}

	.wp-picker-container .wp-color-result.button {
		height: auto;
		padding: 0 0 0 40px;
		font-size: 14px;
		line-height: 2.1;
	}

	.wp-customizer .wp-picker-container .wp-color-result.button {
		font-size: 13px;
		line-height: 2;
	}

	.wp-picker-container .wp-color-result-text {
		padding: 0 14px;
		font-size: inherit;
		line-height: inherit;
	}

	.wp-customizer .wp-picker-container .wp-color-result-text {
		padding: 0 10px;
	}
}

@media screen and (max-width: 640px) {
	.wp-customizer .wp-picker-container .wp-color-result.button {
		font-size: 14px;
		line-height: 2.1;
	}

	.wp-customizer .wp-picker-container input[type="text"].wp-color-picker {
		padding: 6px 5px;
	}
}