#666E93 Color
#666E93 is rgb(102, 110, 147) in RGB and hsl(229, 18%, 49%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.
#666E93
HEX
#666E93RGB
rgb(102, 110, 147)HSL
hsl(229, 18%, 49%)HSV
hsv(229, 31%, 58%)OKLCH
oklch(54.6% 0.059 274.9)CMYK
cmyk(31%, 25%, 0%, 42%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #666E93 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.98:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text4.22:1AA normal ✗AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #666E93 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #666E93, useful for hover states, backgrounds, and text variants.