Colour chart adapted from Edouard Guichard’s 'Harmony of Colours' (1880). Guichard’s book displayed over 1300 colour combinations based on scientific colour space theory and significantly influenced the decorative arts. 170mm x 120mm (6 3/4" x 4 3/4"). Blank inside. Individually wrapped in a compostable bag with a 120gsm recycled kraft envelope. Printed with vegetable-based inks on a carbon neutral press using responsibly sourced, 300gsm Italian paper.