#15303C Color
#15303C is rgb(21, 48, 60) in RGB and hsl(198, 48%, 16%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#15303C
HEX
#15303CRGB
rgb(21, 48, 60)HSL
hsl(198, 48%, 16%)HSV
hsv(198, 65%, 24%)OKLCH
oklch(29.4% 0.039 229.1)CMYK
cmyk(65%, 20%, 0%, 76%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #15303C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text13.82:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.52:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #15303C based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #15303C, useful for hover states, backgrounds, and text variants.