What are the colours in a Mark Master Mason's apron?

Under the Grand Lodge of Mark Master Masons of England and Wales and its Districts and Lodges Overseas, the apron is made of white kid skin and bordered with a ribbon of light blue with crimson edges. The characteristic colours of the Grand Lodge of Mark Master Masons of England and Wales are dark blue and crimson. Under the Supreme Grand Royal Arch Chapter of Ireland, the Mark Master Mason's apron is composed of white lambskin, bordered with a ribbon having a one-inch scarlet centre and half-inch blue edging.

In early twentieth-century literature, Arthur Edward Waite recorded that the distinguishing colours of the Mark degree for both ordinary members and Grand Officers were identical to those of the Craft 1.