#1D3F4E Color

#1D3F4E is rgb(29, 63, 78) in RGB and hsl(198, 46%, 21%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1D3F4E
HEX#1D3F4E
RGBrgb(29, 63, 78)
HSLhsl(198, 46%, 21%)
HSVhsv(198, 63%, 31%)
OKLCHoklch(34.9% 0.047 229)
CMYKcmyk(63%, 19%, 0%, 69%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1D3F4E background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.21:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.87:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1D3F4E based on color wheel relationships. Click any swatch for its full breakdown.

Base#1D3F4EComplementary#4E2C1DAnalogous#1D4E44Analogous#1D274ETriadic#4E1D3FTriadic#3F4E1D

Tints & Shades

Lighter tints and darker shades of #1D3F4E, useful for hover states, backgrounds, and text variants.

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