#303B55 Color

#303B55 is rgb(48, 59, 85) in RGB and hsl(222, 28%, 26%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#303B55

HEX#303B55

RGBrgb(48, 59, 85)

HSLhsl(222, 28%, 26%)

HSVhsv(222, 44%, 33%)

OKLCHoklch(35.4% 0.048 266.4)

CMYKcmyk(44%, 31%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #303B55 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.16:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.88:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #303B55 based on color wheel relationships. Click any swatch for its full breakdown.

Base#303B55 Complementary#554A30 Analogous#304D55 Analogous#373055 Triadic#55303B Triadic#3B5530

Tints & Shades

Lighter tints and darker shades of #303B55, useful for hover states, backgrounds, and text variants.

Tints

#425276 #566A99 #7385B0 #93A1C2 #B4BED5 #D8DDE9

Shades

#2A344B #252D41 #1F2637 #181D2A #121721 #0D1017

Use #303B55 in Our Tools

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