flutter color format code example

Example 1: color from hex code flutter

Color c = const Color(0xFF42A5F5);
Color c = const Color.fromARGB(0xFF, 0x42, 0xA5, 0xF5);
Color c = const Color.fromARGB(255, 66, 165, 245);
Color c = const Color.fromRGBO(66, 165, 245, 1.0);

Example 2: 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

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Dart Example