#283F71 Color

#283F71 is rgb(40, 63, 113) in RGB and hsl(221, 48%, 30%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#283F71

HEX#283F71

RGBrgb(40, 63, 113)

HSLhsl(221, 48%, 30%)

HSVhsv(221, 65%, 44%)

OKLCHoklch(37.6% 0.091 264)

CMYKcmyk(65%, 44%, 0%, 56%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283F71 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.3:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.04:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283F71 based on color wheel relationships. Click any swatch for its full breakdown.

Base#283F71 Complementary#715A28 Analogous#286471 Analogous#352871 Triadic#71283F Triadic#3F7128

Tints & Shades

Lighter tints and darker shades of #283F71, useful for hover states, backgrounds, and text variants.

Tints

#355497 #4167B9 #6484C9 #8AA2D6 #B0C0E3 #D2DBEF

Shades

#223762 #1E3057 #192848 #142039 #0F172A #0B111E

Use #283F71 in Our Tools

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