#1B3733 Color
#1B3733 is rgb(27, 55, 51) in RGB and hsl(171, 34%, 16%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#1B3733
HEX
#1B3733RGB
rgb(27, 55, 51)HSL
hsl(171, 34%, 16%)HSV
hsv(171, 51%, 22%)OKLCH
oklch(31.3% 0.035 183.8)CMYK
cmyk(51%, 0%, 7%, 78%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1B3733 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text12.8:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.64:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #1B3733 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1B3733, useful for hover states, backgrounds, and text variants.