#537FE4 Color

#537FE4 is rgb(83, 127, 228) in RGB and hsl(222, 73%, 61%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.

#537FE4

HEX#537FE4

RGBrgb(83, 127, 228)

HSLhsl(222, 73%, 61%)

HSVhsv(222, 64%, 89%)

OKLCHoklch(61.5% 0.16 264.5)

CMYKcmyk(64%, 44%, 0%, 11%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #537FE4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.8:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.52:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #537FE4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#537FE4 Complementary#E4B953 Analogous#53C7E4 Analogous#7053E4 Triadic#E4537F Triadic#7FE453

Tints & Shades

Lighter tints and darker shades of #537FE4, useful for hover states, backgrounds, and text variants.

Tints

#698FE8 #83A3EC #9AB3EF #B0C4F3 #C6D4F6 #E0E8FA

Shades

#3064DF #1F51C7 #1943A3 #13337C #0E2458 #081635

Use #537FE4 in Our Tools

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