#303B69 Color

#303B69 is rgb(48, 59, 105) in RGB and hsl(228, 37%, 30%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#303B69

HEX#303B69

RGBrgb(48, 59, 105)

HSLhsl(228, 37%, 30%)

HSVhsv(228, 54%, 41%)

OKLCHoklch(36.6% 0.08 271.8)

CMYKcmyk(54%, 44%, 0%, 59%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #303B69 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.74:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.96:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #303B69 based on color wheel relationships. Click any swatch for its full breakdown.

Base#303B69 Complementary#695D30 Analogous#305869 Analogous#413069 Triadic#69303C Triadic#3C6930

Tints & Shades

Lighter tints and darker shades of #303B69, useful for hover states, backgrounds, and text variants.

Tints

#404F8C #4F61AB #707FBD #939ECD #B6BEDD #D5DAEC

Shades

#2A345B #252E50 #1F2642 #181E34 #121626 #0D101C

Use #303B69 in Our Tools

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