#213C3F Color

#213C3F is rgb(33, 60, 63) in RGB and hsl(186, 31%, 19%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#213C3F

HEX#213C3F

RGBrgb(33, 60, 63)

HSLhsl(186, 31%, 19%)

HSVhsv(186, 48%, 25%)

OKLCHoklch(33.6% 0.033 204.8)

CMYKcmyk(48%, 5%, 0%, 75%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #213C3F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.78:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.78:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #213C3F based on color wheel relationships. Click any swatch for its full breakdown.

Base#213C3F Complementary#3F2421 Analogous#213F33 Analogous#212D3F Triadic#3F213C Triadic#3C3F21

Tints & Shades

Lighter tints and darker shades of #213C3F, useful for hover states, backgrounds, and text variants.

Tints

#355F64 #4A868C #62A5AC #87BAC0 #ABCFD3 #D4E6E8

Shades

#1E3639 #1A3032 #17292B #122021 #0E191B #0B1314

Use #213C3F in Our Tools

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