#3F5455 Color

#3F5455 is rgb(63, 84, 85) in RGB and hsl(183, 15%, 29%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#3F5455

HEX#3F5455

RGBrgb(63, 84, 85)

HSLhsl(183, 15%, 29%)

HSVhsv(183, 26%, 33%)

OKLCHoklch(42.9% 0.026 199.9)

CMYKcmyk(26%, 1%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3F5455 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.04:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.61:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #3F5455 based on color wheel relationships. Click any swatch for its full breakdown.

Base#3F5455 Complementary#55403F Analogous#3F554B Analogous#3F4955 Triadic#553F54 Triadic#54553F

Tints & Shades

Lighter tints and darker shades of #3F5455, useful for hover states, backgrounds, and text variants.

Tints

#557172 #6A8E90 #87A5A6 #A1B8BA #BECECF #DCE5E5

Shades

#364849 #304041 #273435 #212B2C #182020 #111717

Use #3F5455 in Our Tools

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