#283D8A Color

#283D8A is rgb(40, 61, 138) in RGB and hsl(227, 55%, 35%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#283D8A

HEX#283D8A

RGBrgb(40, 61, 138)

HSLhsl(227, 55%, 35%)

HSVhsv(227, 71%, 54%)

OKLCHoklch(39% 0.131 268.2)

CMYKcmyk(71%, 56%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283D8A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.88:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.12:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283D8A based on color wheel relationships. Click any swatch for its full breakdown.

Base#283D8A Complementary#8A7528 Analogous#286F8A Analogous#44288A Triadic#8A283D Triadic#3D8A28

Tints & Shades

Lighter tints and darker shades of #283D8A, useful for hover states, backgrounds, and text variants.

Tints

#324DAE #4562C9 #6980D3 #8C9EDE #B0BCE8 #D4DAF2

Shades

#24367B #1E2E67 #192757 #141E43 #0F1733 #090E20

Use #283D8A in Our Tools

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