#647F87 Color
#647F87 is rgb(100, 127, 135) in RGB and hsl(194, 15%, 46%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.
#647F87
HEX
#647F87RGB
rgb(100, 127, 135)HSL
hsl(194, 15%, 46%)HSV
hsv(194, 26%, 53%)OKLCH
oklch(57.8% 0.033 217.8)CMYK
cmyk(26%, 6%, 0%, 47%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #647F87 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.26:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.93:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #647F87 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #647F87, useful for hover states, backgrounds, and text variants.