#283B8F Color

#283B8F is rgb(40, 59, 143) in RGB and hsl(229, 56%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#283B8F

HEX#283B8F

RGBrgb(40, 59, 143)

HSLhsl(229, 56%, 36%)

HSVhsv(229, 72%, 56%)

OKLCHoklch(39% 0.141 269.2)

CMYKcmyk(72%, 59%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283B8F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.94:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.11:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283B8F based on color wheel relationships. Click any swatch for its full breakdown.

Base#283B8F Complementary#8F7C28 Analogous#286F8F Analogous#49288F Triadic#8F283B Triadic#3B8F28

Tints & Shades

Lighter tints and darker shades of #283B8F, useful for hover states, backgrounds, and text variants.

Tints

#324AB3 #4860CB #6C7FD5 #8C9BDE #AFBAE9 #D3D9F3

Shades

#23337B #1E2C6B #192458 #141E48 #0F1534 #0A0F24

Use #283B8F in Our Tools

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