Japanese Carmine (#9D2933)

/* Background */
.element {
    background-color: #9D2933;
}

/* Text */
.element {
    color: #9D2933;
}

/* Border */
.element {
    border: 1px solid #9D2933;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #9D2933,
        #55E5D9
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #9D2933,
        #55E5D9
    );
}

// SCSS variable
$japanese-carmine: #9D2933;

// With RGB channels (useful for rgba() usage)
$japanese-carmine-r: 157;
$japanese-carmine-g: 41;
$japanese-carmine-b: 51;

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