#421FDB Color

#421FDB is rgb(66, 31, 219) in RGB and hsl(251, 75%, 49%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#421FDB

HEX#421FDB

RGBrgb(66, 31, 219)

HSLhsl(251, 75%, 49%)

HSVhsv(251, 86%, 86%)

OKLCHoklch(44.7% 0.254 277.1)

CMYKcmyk(70%, 86%, 0%, 14%)

Text Contrast & Accessibility

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

TextWhite text8.57:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.45:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

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

Base#421FDB Complementary#B8DB1F Analogous#1F5BDB Analogous#9F1FDB Triadic#DB421F Triadic#1FDB42

Tints & Shades

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

Tints

#5A3BE3 #745AE7 #8E79EC #A898F0 #C3B8F5 #DDD7F9

Shades

#3A1BC0 #3017A1 #281386 #1F0F67 #170B4C #0D062D

Use #421FDB in Our Tools

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