#40377B Color
#40377B is rgb(64, 55, 123) in RGB and hsl(248, 38%, 35%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#40377B
HEX
#40377BRGB
rgb(64, 55, 123)HSL
hsl(248, 38%, 35%)HSV
hsv(248, 55%, 48%)OKLCH
oklch(38.4% 0.111 285.9)CMYK
cmyk(48%, 55%, 0%, 52%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #40377B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text10.24:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.05:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #40377B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #40377B, useful for hover states, backgrounds, and text variants.