by Primpri. It is a dedicated extension that allows for extensive UI customization. : This is a paid mod (approximately $5.00–$8.00). Full UI recoloring of all panels and buttons. Support for custom themes (e.g., blue-hued dark modes). Fixes for common modding issues like color wheel aliasing.
By default, Paint Tool SAI 2 ships with a light gray/beige interface reminiscent of Windows XP. For digital artists who spend 8+ hours rendering, this causes: paint tool sai 2 dark theme