#403F55 Color

#403F55 is rgb(64, 63, 85) in RGB and hsl(243, 15%, 29%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#403F55

HEX#403F55

RGBrgb(64, 63, 85)

HSLhsl(243, 15%, 29%)

HSVhsv(243, 26%, 33%)

OKLCHoklch(37.8% 0.037 286.5)

CMYKcmyk(25%, 26%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #403F55 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.19:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.06:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #403F55 based on color wheel relationships. Click any swatch for its full breakdown.

Base#403F55 Complementary#54553F Analogous#3F4955 Analogous#4B3F55 Triadic#55403F Triadic#3F5540

Tints & Shades

Lighter tints and darker shades of #403F55, useful for hover states, backgrounds, and text variants.

Tints

#565572 #6C6A90 #8887A6 #A2A1BA #BFBECF #DCDCE5

Shades

#373649 #313041 #282735 #21212C #181820 #121117

Use #403F55 in Our Tools

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