#183A43 Color
#183A43 is rgb(24, 58, 67) in RGB and hsl(193, 47%, 18%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#183A43
HEX
#183A43RGB
rgb(24, 58, 67)HSL
hsl(193, 47%, 18%)HSV
hsv(193, 64%, 26%)OKLCH
oklch(32.7% 0.042 217.5)CMYK
cmyk(64%, 13%, 0%, 74%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #183A43 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text12.17:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.73:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #183A43 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #183A43, useful for hover states, backgrounds, and text variants.