Medium Vermilion (#D9603B)

/* Background */
.element {
    background-color: #D9603B;
}

/* Text */
.element {
    color: #D9603B;
}

/* Border */
.element {
    border: 1px solid #D9603B;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #D9603B,
        #BDE8F5
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #D9603B,
        #BDE8F5
    );
}

// SCSS variable
$medium-vermilion: #D9603B;

// With RGB channels (useful for rgba() usage)
$medium-vermilion-r: 217;
$medium-vermilion-g: 96;
$medium-vermilion-b: 59;

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