#1D4259 Color
#1D4259 is rgb(29, 66, 89) in RGB and hsl(203, 51%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#1D4259
HEX
#1D4259RGB
rgb(29, 66, 89)HSL
hsl(203, 51%, 23%)HSV
hsv(203, 67%, 35%)OKLCH
oklch(36.3% 0.058 238.5)CMYK
cmyk(67%, 26%, 0%, 65%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1D4259 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text10.63:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.98:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #1D4259 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1D4259, useful for hover states, backgrounds, and text variants.