#428DB3 Color

#428DB3 is rgb(66, 141, 179) in RGB and hsl(200, 46%, 48%) in HSL. The closest CSS named color is SteelBlue. Black text is most readable on this background.

#428DB3

HEX#428DB3

RGBrgb(66, 141, 179)

HSLhsl(200, 46%, 48%)

HSVhsv(200, 63%, 70%)

OKLCHoklch(61.2% 0.094 233.3)

CMYKcmyk(63%, 21%, 0%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #428DB3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.69:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.69:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #428DB3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#428DB3 Complementary#B36842 Analogous#42B3A0 Analogous#4255B3 Triadic#B3428D Triadic#8DB342

Tints & Shades

Lighter tints and darker shades of #428DB3, useful for hover states, backgrounds, and text variants.

Tints

#579EC1 #72ADCB #8CBCD4 #A9CDDF #C3DCE9 #DDECF3

Shades

#3A7C9C #306782 #28556C #204456 #17323F #0E1D25

Use #428DB3 in Our Tools

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