#12999B Color

#12999B is rgb(18, 153, 155) in RGB and hsl(181, 79%, 34%) in HSL. The closest CSS named color is DarkCyan. Black text is most readable on this background.

#12999B

HEX#12999B

RGBrgb(18, 153, 155)

HSLhsl(181, 79%, 34%)

HSVhsv(181, 88%, 61%)

OKLCHoklch(62% 0.103 196.5)

CMYKcmyk(88%, 1%, 0%, 39%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #12999B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.47:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text6.06:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #12999B based on color wheel relationships. Click any swatch for its full breakdown.

Base#12999B Complementary#9B1412 Analogous#129B59 Analogous#12549B Triadic#9B1299 Triadic#999B12

Tints & Shades

Lighter tints and darker shades of #12999B, useful for hover states, backgrounds, and text variants.

Tints

#17C1C4 #24E2E5 #4DE7EA #7BEEEF #A4F3F4 #CDF8F9

Shades

#108789 #0D7072 #0B5E60 #094C4E #073A3B #042425

Use #12999B in Our Tools

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