#303B8D Color

#303B8D is rgb(48, 59, 141) in RGB and hsl(233, 49%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#303B8D

HEX#303B8D

RGBrgb(48, 59, 141)

HSLhsl(233, 49%, 37%)

HSVhsv(233, 66%, 55%)

OKLCHoklch(39.3% 0.135 272.8)

CMYKcmyk(66%, 58%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #303B8D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.83:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.14:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #303B8D based on color wheel relationships. Click any swatch for its full breakdown.

Base#303B8D Complementary#8D8230 Analogous#30698D Analogous#54308D Triadic#8D303B Triadic#3B8D30

Tints & Shades

Lighter tints and darker shades of #303B8D, useful for hover states, backgrounds, and text variants.

Tints

#3C49AF #505EC3 #727DCF #959DDB #B7BCE6 #D5D8F1

Shades

#2A337A #242D6A #1E2557 #171D44 #111531 #0C0E22

Use #303B8D in Our Tools

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