Colors
Contrast ratios shown for text on the color swatch. Targets: AA 4.5:1, AAA 7:1 (normal text).
#FF0000
Best: #000000 5.25:1Normal: AALarge: AAA
Black on #FF0000: 5.25:1White on #FF0000: 4.00:1
#282828
Best: #FFFFFF 14.74:1Normal: AAALarge: AAA
Black on #282828: 1.42:1White on #282828: 14.74:1