mellowness

noun

1.
a feeling of good humor and sympathy through maturity or intoxication or a relaxed state
Derived from:
mellow
2.
a taste (especially of fruit) that is ripe and of full flavor
Derived from:
mellow
3.
the property of a sensation that is rich and pleasing
fullness richness
Derived from:
mellow
4.
a soft shade of a color
mellow
Derived from:
mellow
5.
geniality, as through the effects of alcohol or marijuana
Derived from:
mellow