Light Pastel Purple (#B19CD9)

/* Background */
.element {
    background-color: #B19CD9;
}

/* Text */
.element {
    color: #B19CD9;
}

/* Border */
.element {
    border: 1px solid #B19CD9;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #B19CD9,
        #C4D99C
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #B19CD9,
        #C4D99C
    );
}

// SCSS variable
$light-pastel-purple: #B19CD9;

// With RGB channels (useful for rgba() usage)
$light-pastel-purple-r: 177;
$light-pastel-purple-g: 156;
$light-pastel-purple-b: 217;

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