#21918C Color

#21918C is rgb(33, 145, 140) in RGB and hsl(177, 63%, 35%) in HSL. The closest CSS named color is DarkCyan. Black text is most readable on this background.

#21918C

HEX#21918C

RGBrgb(33, 145, 140)

HSLhsl(177, 63%, 35%)

HSVhsv(177, 77%, 57%)

OKLCHoklch(59.6% 0.095 190.3)

CMYKcmyk(77%, 0%, 3%, 43%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21918C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.82:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.49:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #21918C based on color wheel relationships. Click any swatch for its full breakdown.

Base#21918C Complementary#912127 Analogous#219154 Analogous#215F91 Triadic#8C2191 Triadic#918C21

Tints & Shades

Lighter tints and darker shades of #21918C, useful for hover states, backgrounds, and text variants.

Tints

#2AB7B0 #3CD3CB #61DBD5 #86E4DF #ACECE9 #D1F5F3

Shades

#1D817C #196C68 #155B58 #104744 #0C3634 #082120

Use #21918C in Our Tools

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