#166BBB Color

#166BBB is rgb(22, 107, 187) in RGB and hsl(209, 79%, 41%) in HSL. The closest CSS named color is SteelBlue. White text is most readable on this background.

#166BBB

HEX#166BBB

RGBrgb(22, 107, 187)

HSLhsl(209, 79%, 41%)

HSVhsv(209, 88%, 73%)

OKLCHoklch(52.4% 0.147 252.3)

CMYKcmyk(88%, 43%, 0%, 27%)

Text Contrast & Accessibility

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

TextWhite text5.45:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.85:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

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

Base#166BBB Complementary#BB6616 Analogous#16BBB8 Analogous#1619BB Triadic#BB166B Triadic#6BBB16

Tints & Shades

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

Tints

#1A80E0 #3B94E8 #5FA8EC #88BEF1 #ADD2F5 #D1E6FA

Shades

#135EA4 #104F89 #0D4172 #0B345B #082744 #051829

Use #166BBB in Our Tools

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