A study drawn from the panel's palette card, at its real 40 × 40 cm proportions. Photography follows when the piece is photographed under the north window.

The first panel of the series and the first sold. Slack water is the pause between tides; the pours had to stop moving before the resin went on.

• Petrol night#0E2233
• Tide teal#2E6E6A
• Moon oat#F2EFE8
• Slate wash#5A6B7A

1. Cradled birch panel, two sealed gesso coats
2. Petrol ground, brushed in one sitting
3. Four horizontal pours, teal into slate
4. Resin flood over the lowest third