#427EFF Color
#427EFF is rgb(66, 126, 255) in RGB and hsl(221, 100%, 63%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.
#427EFF
HEX
#427EFFRGB
rgb(66, 126, 255)HSL
hsl(221, 100%, 63%)HSV
hsv(221, 74%, 100%)OKLCH
oklch(62.4% 0.202 263.1)CMYK
cmyk(74%, 51%, 0%, 0%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #427EFF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text3.71:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.66:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #427EFF based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #427EFF, useful for hover states, backgrounds, and text variants.