#123D3F Color

#123D3F is rgb(18, 61, 63) in RGB and hsl(183, 56%, 16%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#123D3F

HEX#123D3F

RGBrgb(18, 61, 63)

HSLhsl(183, 56%, 16%)

HSVhsv(183, 71%, 25%)

OKLCHoklch(33.2% 0.046 199.5)

CMYKcmyk(71%, 3%, 0%, 75%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #123D3F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.9:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.76:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #123D3F based on color wheel relationships. Click any swatch for its full breakdown.

Base#123D3F Complementary#401412 Analogous#12402B Analogous#122740 Triadic#40123D Triadic#3D4012

Tints & Shades

Lighter tints and darker shades of #123D3F, useful for hover states, backgrounds, and text variants.

Tints

#1F6B6F #2C969B #3CC1C8 #6CD0D5 #9CDFE3 #C7EDEF

Shades

#103638 #0F3234 #0C2A2C #0A2324 #081B1C #071718

Use #123D3F in Our Tools

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