#4257E0 Color

#4257E0 is rgb(66, 87, 224) in RGB and hsl(232, 72%, 57%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#4257E0

HEX#4257E0

RGBrgb(66, 87, 224)

HSLhsl(232, 72%, 57%)

HSVhsv(232, 71%, 88%)

OKLCHoklch(52.6% 0.208 270.7)

CMYKcmyk(71%, 61%, 0%, 12%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #4257E0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.72:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.67:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #4257E0 based on color wheel relationships. Click any swatch for its full breakdown.

Base#4257E0 Complementary#E0CB42 Analogous#42A6E0 Analogous#7C42E0 Triadic#E04257 Triadic#57E042

Tints & Shades

Lighter tints and darker shades of #4257E0, useful for hover states, backgrounds, and text variants.

Tints

#5D6FE5 #7786E9 #919EED #A7B1F1 #C2C8F5 #DCE0F9

Shades

#233BD7 #1E33B8 #182995 #132076 #0E1753 #090E35

Use #4257E0 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex