Description:
Dark theme still has some colors and gray tones. Color-blind people need high contrast theme.
Purpose:
Dark theme can’t fit for color-blind people. Some gray background tones and blue colored buttons are serious problem for them. Also there are green colored texts.
Black and White version of dark theme will be very nice for us.
Extension/Mobile/Both:
Both
Images/Attacments:
Imagine a MetaMask window with black background and white text. no other colors.