University Of Tennessee Orange (#F77F00)

/* Background */
.element {
    background-color: #F77F00;
}

/* Text */
.element {
    color: #F77F00;
}

/* Border */
.element {
    border: 1px solid #F77F00;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #F77F00,
        #EFF7FF
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #F77F00,
        #EFF7FF
    );
}

// SCSS variable
$university-of-tennessee-orange: #F77F00;

// With RGB channels (useful for rgba() usage)
$university-of-tennessee-orange-r: 247;
$university-of-tennessee-orange-g: 127;
$university-of-tennessee-orange-b: 0;

// Usage
.element {
    background-color: $university-of-tennessee-orange;
    color: rgba($university-of-tennessee-orange-r, $university-of-tennessee-orange-g, $university-of-tennessee-orange-b, 0.8);
}