#3F4878 Color
#3F4878 is rgb(63, 72, 120) in RGB and hsl(231, 31%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#3F4878
HEX
#3F4878RGB
rgb(63, 72, 120)HSL
hsl(231, 31%, 36%)HSV
hsv(231, 48%, 47%)OKLCH
oklch(41.7% 0.081 274.3)CMYK
cmyk(48%, 40%, 0%, 53%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #3F4878 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text8.72:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.41:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #3F4878 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #3F4878, useful for hover states, backgrounds, and text variants.