#066557 Color

#066557 is rgb(6, 101, 87) in RGB and hsl(171, 89%, 21%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#066557

HEX#066557

RGBrgb(6, 101, 87)

HSLhsl(171, 89%, 21%)

HSVhsv(171, 94%, 40%)

OKLCHoklch(45.4% 0.082 178.6)

CMYKcmyk(94%, 0%, 14%, 60%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #066557 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.98:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.01:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #066557 based on color wheel relationships. Click any swatch for its full breakdown.

Base#066557 Complementary#650614 Analogous#066527 Analogous#064465 Triadic#570665 Triadic#655706

Tints & Shades

Lighter tints and darker shades of #066557, useful for hover states, backgrounds, and text variants.

Tints

#099A84 #0CCFB2 #21F2D3 #56F5DD #8BF8E8 #C0FBF3

Shades

#055C4F #044D42 #04433A #03352E #032B25 #021D19

Use #066557 in Our Tools

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