#3F5778 Color
#3F5778 is rgb(63, 87, 120) in RGB and hsl(215, 31%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#3F5778
HEX
#3F5778RGB
rgb(63, 87, 120)HSL
hsl(215, 31%, 36%)HSV
hsv(215, 48%, 47%)OKLCH
oklch(45.2% 0.062 256.5)CMYK
cmyk(48%, 27%, 0%, 53%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #3F5778 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.38:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.85:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #3F5778 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #3F5778, useful for hover states, backgrounds, and text variants.