proper conversions from srgb colors used in settings to linear for blending and back to srgb for framebuffer
proper conversions from srgb colors used in settings to linear for blending and back to srgb for framebuffer

hialin/hialin,hialin/hialin,hialin/hialin,hialin/hialin,hialin/hialin,hialin/hialin