Use sepia() CSS function that converts the input element to sepia, giving it a warmer, more yellow/brown appearance.
filter-sepia-0
filter-sepia-5
filter-sepia-10
filter-sepia-20
filter-sepia-25
filter-sepia-30
filter-sepia-40
filter-sepia-50
filter-sepia-60
filter-sepia-70
filter-sepia-75
filter-sepia-80
filter-sepia-90
filter-sepia-95
filter-sepia-100