Cornflower Blue (#6495ED)

/* Background */
.element {
    background-color: #6495ED;
}

/* Text */
.element {
    color: #6495ED;
}

/* Border */
.element {
    border: 1px solid #6495ED;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #6495ED,
        #F7F0E3
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #6495ED,
        #F7F0E3
    );
}

// SCSS variable
$cornflower-blue: #6495ED;

// With RGB channels (useful for rgba() usage)
$cornflower-blue-r: 100;
$cornflower-blue-g: 149;
$cornflower-blue-b: 237;

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