Even on dark cardstock and paper, you will achieve a shimmering kaleidoscope of shades infused with stunning mica powders. Apply them over Jane’s Watercolour Gess-Oh! for maximum intensity of colour with your favourite brush! Halcyon Days Watercolour Paints. Use Jane Davenport's Halcyon Days Watercolour Paints to enhance and add an uplifting sense of colour to your artwork. Use on light, dark nd colourful papers, card or on any porous surfaces. With this beautiful set of colours you can create a nostalgic air that recalls the seemingly endless sunny days of youth. The colour names reflect the essence of each pretty hue. The set cleverly uses warm and cool mixing shades, so you can easily extend the range of colours!