#421BDE Color

#421BDE is rgb(66, 27, 222) in RGB and hsl(252, 78%, 49%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#421BDE
HEX#421BDE
RGBrgb(66, 27, 222)
HSLhsl(252, 78%, 49%)
HSVhsv(252, 88%, 87%)
OKLCHoklch(44.7% 0.259 276.9)
CMYKcmyk(70%, 88%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #421BDE background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.6:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.44:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #421BDE based on color wheel relationships. Click any swatch for its full breakdown.

Base#421BDEComplementary#B7DE1BAnalogous#1B56DEAnalogous#A41BDETriadic#DE421BTriadic#1BDE42

Tints & Shades

Lighter tints and darker shades of #421BDE, useful for hover states, backgrounds, and text variants.

Use #421BDE in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex