#143DA3 Color

#143DA3 is rgb(20, 61, 163) in RGB and hsl(223, 78%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#143DA3

HEX#143DA3

RGBrgb(20, 61, 163)

HSLhsl(223, 78%, 36%)

HSVhsv(223, 88%, 64%)

OKLCHoklch(40.4% 0.171 263.7)

CMYKcmyk(88%, 63%, 0%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #143DA3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.43:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.23:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #143DA3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#143DA3 Complementary#A37B14 Analogous#1484A3 Analogous#3314A3 Triadic#A3143D Triadic#3DA314

Tints & Shades

Lighter tints and darker shades of #143DA3, useful for hover states, backgrounds, and text variants.

Tints

#194CCC #2E62E5 #5781EA #7B9CEF #A4BBF4 #CDD9F9

Shades

#11348D #0F2E7B #0C2564 #0A1E52 #07163B #050F29

Use #143DA3 in Our Tools

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