#21283F Color

#21283F is rgb(33, 40, 63) in RGB and hsl(226, 31%, 19%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#21283F

HEX#21283F

RGBrgb(33, 40, 63)

HSLhsl(226, 31%, 19%)

HSVhsv(226, 48%, 25%)

OKLCHoklch(28.2% 0.044 270.5)

CMYKcmyk(48%, 37%, 0%, 75%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21283F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text14.58:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.44:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21283F based on color wheel relationships. Click any swatch for its full breakdown.

Base#21283F Complementary#3F3821 Analogous#21373F Analogous#29213F Triadic#3F2128 Triadic#283F21

Tints & Shades

Lighter tints and darker shades of #21283F, useful for hover states, backgrounds, and text variants.

Tints

#354064 #4A598C #6273AC #8794C0 #ABB5D3 #D4D8E8

Shades

#1E2439 #1A2032 #171C2B #121521 #0E111B #0B0D14

Use #21283F in Our Tools

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