#155F66 Color
#155F66 is rgb(21, 95, 102) in RGB and hsl(185, 66%, 24%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#155F66
HEX
#155F66RGB
rgb(21, 95, 102)HSL
hsl(185, 66%, 24%)HSV
hsv(185, 79%, 40%)OKLCH
oklch(44.6% 0.069 204.5)CMYK
cmyk(79%, 7%, 0%, 60%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #155F66 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.34:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.86:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #155F66 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #155F66, useful for hover states, backgrounds, and text variants.