RAL D9 selects 290 commonly used colors from the designer's version 1825, and expresses the color law with scientific 7 numbers of color light and shade.
Dimensions: Length 20.00cm x Width 5.00cm x Thickness 2.00cm Color size: 5.00cm x 3.10cm Clearly arranged according to the CIELab color ring
A total of 58 pages containing 290 colors from RAL Lauer's design system, arranged in three dimensions according to hue, brightness and saturation, color gloss is semi-matte
The paint industry, designers, academic research groups are used for simple color choices