#283139 Color

#283139 is rgb(40, 49, 57) in RGB and hsl(208, 18%, 19%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#283139

HEX#283139

RGBrgb(40, 49, 57)

HSLhsl(208, 18%, 19%)

HSVhsv(208, 30%, 22%)

OKLCHoklch(30.8% 0.019 245.3)

CMYKcmyk(30%, 14%, 0%, 78%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283139 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text13.22:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.59:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283139 based on color wheel relationships. Click any swatch for its full breakdown.

Base#283139 Complementary#393028 Analogous#283939 Analogous#282839 Triadic#392831 Triadic#313928

Tints & Shades

Lighter tints and darker shades of #283139, useful for hover states, backgrounds, and text variants.

Tints

#3F4D5A #586C7E #72899D #93A4B4 #B4C0CB #D8DEE4

Shades

#242C33 #1F272D #1B2227 #151A1E #111518 #0D0F12

Use #283139 in Our Tools

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