|NCS Block arranged by hue|
|NCS Block arranged by nuance|
The NCS Block arranges the NCS colours into colour areas to make specification even easier. The small blocks are comfortably held in the hand and fanned out in order to choose specific colours, which can be isolated for edge to edge comparison. The Block set arranged by hue has one block for Red, one for Red-Blue, one for Blue, etc. The Block set arranged by nuance has one block for colours with 10% chromaticness, one for 20% chromaticness, etc.