#66838F Color
#66838F is rgb(102, 131, 143) in RGB and hsl(198, 17%, 48%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.
#66838F
HEX
#66838FRGB
rgb(102, 131, 143)HSL
hsl(198, 17%, 48%)HSV
hsv(198, 29%, 56%)OKLCH
oklch(59.2% 0.038 225.1)CMYK
cmyk(29%, 8%, 0%, 44%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66838F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.03:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.21:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #66838F based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66838F, useful for hover states, backgrounds, and text variants.