subdued

adj

1.
in a softened tone
hushed muted quiet
Derived from:
subduedness
2.
restrained in style or quality
low-key low-keyed
3.
quieted and brought under control
Derived from:
subduedness
4.
not brilliant or glaring
soft
5.
lacking in light; not bright or harsh
dim
Derived from:
subduedness