#166BC0 Color

#166BC0 is rgb(22, 107, 192) in RGB and hsl(210, 79%, 42%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#166BC0

HEX#166BC0

RGBrgb(22, 107, 192)

HSLhsl(210, 79%, 42%)

HSVhsv(210, 89%, 75%)

OKLCHoklch(52.7% 0.153 253.4)

CMYKcmyk(89%, 44%, 0%, 25%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #166BC0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.39:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.9:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #166BC0 based on color wheel relationships. Click any swatch for its full breakdown.

Base#166BC0 Complementary#C06B16 Analogous#16C0C0 Analogous#1616C0 Triadic#C0166B Triadic#6BC016

Tints & Shades

Lighter tints and darker shades of #166BC0, useful for hover states, backgrounds, and text variants.

Tints

#1B7FE4 #3F94E9 #64A8ED #88BDF1 #ADD1F5 #D1E5FA

Shades

#145EA9 #114F8D #0E4277 #0B335B #082644 #051729

Use #166BC0 in Our Tools

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