#3F4D88 Color
#3F4D88 is rgb(63, 77, 136) in RGB and hsl(228, 37%, 39%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#3F4D88
HEX
#3F4D88RGB
rgb(63, 77, 136)HSL
hsl(228, 37%, 39%)HSV
hsv(228, 54%, 53%)OKLCH
oklch(43.8% 0.099 271.7)CMYK
cmyk(54%, 43%, 0%, 47%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #3F4D88 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.99:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.63:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #3F4D88 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #3F4D88, useful for hover states, backgrounds, and text variants.