每次遇到颜色透明度调整,都要去查询或者计算一次,为了方便,整理一个透明度对照表:
不透明度 | 16进制表示 |
---|---|
0% | 00 |
1% | 03 |
2% | 05 |
3% | 08 |
4% | 0A |
5% | 0D |
6% | 0F |
7% | 12 |
8% | 14 |
9% | 17 |
10% | 1A |
11% | 1C |
12% | 1F |
13% | 21 |
14% | 24 |
15% | 26 |
16% | 29 |
17% | 2B |
18% | 2E |
19% | 30 |
20% | 33 |
21% | 36 |
22% | 38 |
23% | 3B |
24% | 3D |
25% | 40 |
26% | 42 |
27% | 45 |
28% | 47 |
29% | 4A |
30% | 4D |
31% | 4F |
32% | 52 |
33% | 54 |
34% | 57 |
35% | 59 |
36% | 5C |
37% | 5E |
38% | 61 |
39% | 63 |
40% | 66 |
41% | 69 |
42% | 6B |
43% | 6E |
44% | 70 |
45% | 73 |
46% | 75 |
47% | 78 |
48% | 7A |
49% | 7D |
50% | 80 |
51% | 82 |
52% | 85 |
53% | 87 |
54% | 8A |
55% | 8C |
56% | 8F |
57% | 91 |
58% | 94 |
59% | 96 |
60% | 99 |
61% | 9C |
62% | 9E |
63% | A1 |
64% | A3 |
65% | A6 |
66% | A8 |
67% | AB |
68% | AD |
69% | B0 |
70% | B3 |
71% | B5 |
72% | B8 |
73% | BA |
74% | BD |
75% | BF |
76% | C2 |
77% | C4 |
78% | C7 |
79% | C9 |
80% | CC |
81% | CF |
82% | D1 |
83% | D4 |
84% | D6 |
85% | D9 |
86% | DB |
87% | DE |
88% | E0 |
89% | E3 |
90% | E6 |
91% | E8 |
92% | EB |
93% | ED |
94% | F0 |
95% | F2 |
96% | F5 |
97% | F7 |
98% | FA |
99% | FC |
100% | FF |