#647D87 Color
#647D87 is rgb(100, 125, 135) in RGB and hsl(197, 15%, 46%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.
#647D87
HEX
#647D87RGB
rgb(100, 125, 135)HSL
hsl(197, 15%, 46%)HSV
hsv(197, 26%, 53%)OKLCH
oklch(57.4% 0.033 224.2)CMYK
cmyk(26%, 7%, 0%, 47%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #647D87 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.35:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.83:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #647D87 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #647D87, useful for hover states, backgrounds, and text variants.