Pullman Green (#3B331C)

/* Background */
.element {
    background-color: #3B331C;
}

/* Text */
.element {
    color: #3B331C;
}

/* Border */
.element {
    border: 1px solid #3B331C;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #3B331C,
        #1C2C5A
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #3B331C,
        #1C2C5A
    );
}

// SCSS variable
$pullman-green: #3B331C;

// With RGB channels (useful for rgba() usage)
$pullman-green-r: 59;
$pullman-green-g: 51;
$pullman-green-b: 28;

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