#303F40 Color

#303F40 is rgb(48, 63, 64) in RGB and hsl(184, 14%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#303F40

HEX#303F40

RGBrgb(48, 63, 64)

HSLhsl(184, 14%, 22%)

HSVhsv(184, 25%, 25%)

OKLCHoklch(35.5% 0.02 201.4)

CMYKcmyk(25%, 2%, 0%, 75%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #303F40 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.99:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.91:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #303F40 based on color wheel relationships. Click any swatch for its full breakdown.

Base#303F40 Complementary#403130 Analogous#304039 Analogous#303740 Triadic#40303F Triadic#3F4030

Tints & Shades

Lighter tints and darker shades of #303F40, useful for hover states, backgrounds, and text variants.

Tints

#485E60 #607E80 #7C9A9C #99B1B2 #B9C9CA #D9E2E2

Shades

#2A3637 #253131 #1F2829 #1A2223 #141A1A #0F1414

Use #303F40 in Our Tools

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