#1B404B Color

#1B404B is rgb(27, 64, 75) in RGB and hsl(194, 47%, 20%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B404B

HEX#1B404B

RGBrgb(27, 64, 75)

HSLhsl(194, 47%, 20%)

HSVhsv(194, 64%, 29%)

OKLCHoklch(34.9% 0.046 220)

CMYKcmyk(64%, 15%, 0%, 71%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B404B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.16:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.88:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B404B based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B404B Complementary#4B261B Analogous#1B4B3E Analogous#1B284B Triadic#4B1B40 Triadic#404B1B

Tints & Shades

Lighter tints and darker shades of #1B404B, useful for hover states, backgrounds, and text variants.

Tints

#2A6374 #39869D #4FA5BF #7CBCD0 #A5D1DF #CEE6ED

Shades

#183943 #143038 #122931 #0F2329 #0C1D22 #081316

Use #1B404B in Our Tools

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