Peach-orange (#FFCC99)

/* Background */
.element {
    background-color: #FFCC99;
}

/* Text */
.element {
    color: #FFCC99;
}

/* Border */
.element {
    border: 1px solid #FFCC99;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #FFCC99,
        #FFFFFF
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #FFCC99,
        #FFFFFF
    );
}

// SCSS variable
$peach-orange: #FFCC99;

// With RGB channels (useful for rgba() usage)
$peach-orange-r: 255;
$peach-orange-g: 204;
$peach-orange-b: 153;

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