Pitch Blue is a rich cobalt shade with a hefty dose of black pigment - hence the name. This gives it an indigo appearance that can seem almost purple in certain lights, and it really comes to life in south-facing rooms when teamed with the bright All White. For an altogether different, more restrained feel, try it in a darker room, or one mostly used in the evening.Exterior Eggshell brings long-lasting colour to outdoor spaces with a finish that remains flexible once dry, protecting wood and metal surfaces through changing weather. Added preservatives help to prevent the growth of algae and fungi, and the resin-rich formula resists flaking, peeling, and fading for up to six years. Providing it has been applied in accordance with Farrow & Ball Product Advice Sheets. Not suitable for use on exterior plastic surfaces or decking.