#668F8F Color

#668F8F is rgb(102, 143, 143) in RGB and hsl(180, 17%, 48%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#668F8F

HEX#668F8F

RGBrgb(102, 143, 143)

HSLhsl(180, 17%, 48%)

HSVhsv(180, 29%, 56%)

OKLCHoklch(62% 0.045 196.1)

CMYKcmyk(29%, 0%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #668F8F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.57:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.89:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #668F8F based on color wheel relationships. Click any swatch for its full breakdown.

Base#668F8F Complementary#8F6666 Analogous#668F7A Analogous#667A8F Triadic#8F668F Triadic#8F8F66

Tints & Shades

Lighter tints and darker shades of #668F8F, useful for hover states, backgrounds, and text variants.

Tints

#79A0A0 #8EAFAF #A3BDBD #BACECE #CFDDDD #E4ECEC

Shades

#597D7D #4A6868 #3D5757 #314545 #243333 #151E1E

Use #668F8F in Our Tools

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