Old Moss Green (#867E36)

/* Background */
.element {
    background-color: #867E36;
}

/* Text */
.element {
    color: #867E36;
}

/* Border */
.element {
    border: 1px solid #867E36;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #867E36,
        #3E4CCE
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #867E36,
        #3E4CCE
    );
}

// SCSS variable
$old-moss-green: #867E36;

// With RGB channels (useful for rgba() usage)
$old-moss-green-r: 134;
$old-moss-green-g: 126;
$old-moss-green-b: 54;

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