#428FB8 Color

#428FB8 is rgb(66, 143, 184) in RGB and hsl(201, 47%, 49%) in HSL. The closest CSS named color is SteelBlue. Black text is most readable on this background.

#428FB8

HEX#428FB8

RGBrgb(66, 143, 184)

HSLhsl(201, 47%, 49%)

HSVhsv(201, 64%, 72%)

OKLCHoklch(61.9% 0.098 234.7)

CMYKcmyk(64%, 22%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #428FB8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.59:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.85:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #428FB8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#428FB8 Complementary#B86B42 Analogous#42B8A6 Analogous#4254B8 Triadic#B8428F Triadic#8FB842

Tints & Shades

Lighter tints and darker shades of #428FB8, useful for hover states, backgrounds, and text variants.

Tints

#5A9FC4 #74AECD #8FBDD6 #A9CDE0 #C3DCE9 #DDEBF3

Shades

#3A7DA1 #316987 #295770 #1F4356 #173140 #0E1D25

Use #428FB8 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex