#042DFB Color

#042DFB is rgb(4, 45, 251) in RGB and hsl(230, 97%, 50%) in HSL. The closest CSS named color is Blue. White text is most readable on this background.

#042DFB
HEX#042DFB
RGBrgb(4, 45, 251)
HSLhsl(230, 97%, 50%)
HSVhsv(230, 98%, 98%)
OKLCHoklch(47.4% 0.291 264.4)
CMYKcmyk(98%, 82%, 0%, 2%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #042DFB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.57:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.77:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #042DFB based on color wheel relationships. Click any swatch for its full breakdown.

Base#042DFBComplementary#FBD204Analogous#04A9FBAnalogous#5604FBTriadic#FB042DTriadic#2DFB04

Tints & Shades

Lighter tints and darker shades of #042DFB, useful for hover states, backgrounds, and text variants.

Use #042DFB in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex