Cambridge Blue (#A3C1AD)

/* Background */
.element {
    background-color: #A3C1AD;
}

/* Text */
.element {
    color: #A3C1AD;
}

/* Border */
.element {
    border: 1px solid #A3C1AD;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #A3C1AD,
        #C1A3B7
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #A3C1AD,
        #C1A3B7
    );
}

// SCSS variable
$cambridge-blue: #A3C1AD;

// With RGB channels (useful for rgba() usage)
$cambridge-blue-r: 163;
$cambridge-blue-g: 193;
$cambridge-blue-b: 173;

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