flutter color with opacity code example

Example 1: flutter how to add opacity to color

backgroundColor: Colors.black.withOpacity(0.5)

Example 2: opacity color flutter

Color(0xFF0E3311).withOpacity(0.5)

Example 3: flutter color hex opacity

Hex Opacity Values

100% — FF

95% — F2

90% — E6

85% — D9

80% — CC

75% — BF

70% — B3

65% — A6

60% — 99

55% — 8C

50% — 80

45% — 73

40% — 66

35% — 59

30% — 4D

25% — 40

20% — 33

15% — 26

10% — 1A

5% — 0D

0% — 00

Example 4: how to set opacity of background color in flutter

Opacity(
          opacity: 0.5,
          child: Container(
          color: Colors.red,
          width: 200,
          height: 200,
  ),
        ),