Princeton Orange (#FF8F00)

/* Background */
.element {
    background-color: #FF8F00;
}

/* Text */
.element {
    color: #FF8F00;
}

/* Border */
.element {
    border: 1px solid #FF8F00;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #FF8F00,
        #0070FF
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #FF8F00,
        #0070FF
    );
}

// SCSS variable
$princeton-orange: #FF8F00;

// With RGB channels (useful for rgba() usage)
$princeton-orange-r: 255;
$princeton-orange-g: 143;
$princeton-orange-b: 0;

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