#303DA1 Color

#303DA1 is rgb(48, 61, 161) in RGB and hsl(233, 54%, 41%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#303DA1

HEX#303DA1

RGBrgb(48, 61, 161)

HSLhsl(233, 54%, 41%)

HSVhsv(233, 70%, 63%)

OKLCHoklch(41.4% 0.161 271.7)

CMYKcmyk(70%, 62%, 0%, 37%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #303DA1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.1:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.31:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #303DA1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#303DA1 Complementary#A19430 Analogous#3076A1 Analogous#5B30A1 Triadic#A1303D Triadic#3DA130

Tints & Shades

Lighter tints and darker shades of #303DA1, useful for hover states, backgrounds, and text variants.

Tints

#3949C0 #5664CD #7681D6 #99A1E1 #B8BEEA #D8DBF3

Shades

#2A368D #232D76 #1D2562 #171E4F #12163B #0B0D23

Use #303DA1 in Our Tools

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