openmct/platform/commonUI/general/res/sass/_limits.scss

.s-limit {
	$a: 0.7;
	$l: 30%;
	&:before {
		display: inline-block;
		font-family: symbolsfont;
		line-height: 1.1em;
		margin-right: $interiorMarginSm;
		vertical-align: bottom;
	}
	&.s-limit-upr {
		&.s-limit-yellow {
			background: rgba($colorLimitYellow, $a);
			&:before {
				color: lighten($colorLimitYellow, $l);
				content: "\0000ed";
			}
		}
		&.s-limit-red {
			background: rgba($colorLimitRed, $a);
			&:before {
				color: lighten($colorLimitRed, $l);
				content: "\0000eb";
			}
		}
	}
	&.s-limit-lwr {
		&.s-limit-yellow {
			background: rgba($colorLimitYellow, $a);
			&:before {
				color: lighten($colorLimitYellow, $l);
				content: "\0000ec";
			}
		}
		&.s-limit-red {
			background: rgba($colorLimitRed, $a);
			&:before {
				color: lighten($colorLimitRed, $l);
				content: "\0000ee";
			}
		}
	}
}