Material design dark theme Buttons colors do not match the specification

https://material.io/design/color/dark-theme.html#ui-application

Dark themes reduce the luminance emitted by device screens, while still meeting minimum color contrast ratios.

The buttons (bottom) do not meet the minimum contrast ratios. This resulted in confused users because they think the buttons are disabled.

The orange buttons on the right use:

Material.background: Material.accent