#647E87 Color
#647E87 is rgb(100, 126, 135) in RGB and hsl(195, 15%, 46%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.
#647E87
HEX
#647E87RGB
rgb(100, 126, 135)HSL
hsl(195, 15%, 46%)HSV
hsv(195, 26%, 53%)OKLCH
oklch(57.6% 0.033 220.9)CMYK
cmyk(26%, 7%, 0%, 47%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #647E87 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.31:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.88:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #647E87 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #647E87, useful for hover states, backgrounds, and text variants.