#1B3D4B Color

#1B3D4B is rgb(27, 61, 75) in RGB and hsl(197, 47%, 20%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B3D4B
HEX#1B3D4B
RGBrgb(27, 61, 75)
HSLhsl(197, 47%, 20%)
HSVhsv(197, 64%, 29%)
OKLCHoklch(34.1% 0.046 227.4)
CMYKcmyk(64%, 19%, 0%, 71%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3D4B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.57:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.82:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3D4B based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3D4BComplementary#4B291BAnalogous#1B4B41Analogous#1B254BTriadic#4B1B3DTriadic#3D4B1B

Tints & Shades

Lighter tints and darker shades of #1B3D4B, useful for hover states, backgrounds, and text variants.

Use #1B3D4B in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex