#3F05D1 Color
#3F05D1 is rgb(63, 5, 209) in RGB and hsl(257, 95%, 42%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.
#3F05D1
HEX
#3F05D1RGB
rgb(63, 5, 209)HSL
hsl(257, 95%, 42%)HSV
hsv(257, 98%, 82%)OKLCH
oklch(41.9% 0.254 278)CMYK
cmyk(70%, 98%, 0%, 18%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #3F05D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text9.75:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.15:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #3F05D1 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #3F05D1, useful for hover states, backgrounds, and text variants.