#3F404B Color

#3F404B is rgb(63, 64, 75) in RGB and hsl(235, 9%, 27%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#3F404B

HEX#3F404B

RGBrgb(63, 64, 75)

HSLhsl(235, 9%, 27%)

HSVhsv(235, 16%, 29%)

OKLCHoklch(37.5% 0.019 281.3)

CMYKcmyk(16%, 15%, 0%, 71%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3F404B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.26:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.05:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #3F404B based on color wheel relationships. Click any swatch for its full breakdown.

Base#3F404B Complementary#4B4A3F Analogous#3F464B Analogous#443F4B Triadic#4B3F40 Triadic#404B3F

Tints & Shades

Lighter tints and darker shades of #3F404B, useful for hover states, backgrounds, and text variants.

Tints

#565767 #6D6F83 #87899B #A6A7B5 #C2C3CC #DEDEE3

Shades

#383943 #2E2F38 #27282F #202127 #1A1A1F #101113

Use #3F404B in Our Tools

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