#1B374B Color

#1B374B is rgb(27, 55, 75) in RGB and hsl(205, 47%, 20%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B374B

HEX#1B374B

RGBrgb(27, 55, 75)

HSLhsl(205, 47%, 20%)

HSVhsv(205, 64%, 29%)

OKLCHoklch(32.5% 0.049 241.5)

CMYKcmyk(64%, 27%, 0%, 71%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B374B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.39:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.69:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B374B based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B374B Complementary#4B2F1B Analogous#1B4B47 Analogous#1B1F4B Triadic#4B1B37 Triadic#374B1B

Tints & Shades

Lighter tints and darker shades of #1B374B, useful for hover states, backgrounds, and text variants.

Tints

#2A5574 #39739D #4F91BF #7CADD0 #A5C7DF #CEE0ED

Shades

#183143 #142938 #122431 #0F1E29 #0C1922 #081016

Use #1B374B in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex