Dark Moss Green (#4A5D23)

/* Background */
.element {
    background-color: #4A5D23;
}

/* Text */
.element {
    color: #4A5D23;
}

/* Border */
.element {
    border: 1px solid #4A5D23;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #4A5D23,
        #492397
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #4A5D23,
        #492397
    );
}

// SCSS variable
$dark-moss-green: #4A5D23;

// With RGB channels (useful for rgba() usage)
$dark-moss-green-r: 74;
$dark-moss-green-g: 93;
$dark-moss-green-b: 35;

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