#1B5593 Color
#1B5593 is rgb(27, 85, 147) in RGB and hsl(211, 69%, 34%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#1B5593
HEX
#1B5593RGB
rgb(27, 85, 147)HSL
hsl(211, 69%, 34%)HSV
hsv(211, 82%, 58%)OKLCH
oklch(44.6% 0.118 253.3)CMYK
cmyk(82%, 42%, 0%, 42%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1B5593 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.59:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.77:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #1B5593 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1B5593, useful for hover states, backgrounds, and text variants.