#428E9A Color
#428E9A is rgb(66, 142, 154) in RGB and hsl(188, 40%, 43%) in HSL. The closest CSS named color is SteelBlue. Black text is most readable on this background.
#428E9A
HEX
#428E9ARGB
rgb(66, 142, 154)HSL
hsl(188, 40%, 43%)HSV
hsv(188, 57%, 60%)OKLCH
oklch(60.4% 0.077 209.1)CMYK
cmyk(57%, 8%, 0%, 40%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #428E9A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text3.77:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.57:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #428E9A based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #428E9A, useful for hover states, backgrounds, and text variants.