#42587B Color
#42587B is rgb(66, 88, 123) in RGB and hsl(217, 30%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#42587B
HEX
#42587BRGB
rgb(66, 88, 123)HSL
hsl(217, 30%, 37%)HSV
hsv(217, 46%, 48%)OKLCH
oklch(45.8% 0.064 259.5)CMYK
cmyk(46%, 28%, 0%, 52%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #42587B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.21:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.91:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #42587B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #42587B, useful for hover states, backgrounds, and text variants.