#129EA5 Color

#129EA5 is rgb(18, 158, 165) in RGB and hsl(183, 80%, 36%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#129EA5

HEX#129EA5

RGBrgb(18, 158, 165)

HSLhsl(183, 80%, 36%)

HSVhsv(183, 89%, 65%)

OKLCHoklch(63.7% 0.106 200.5)

CMYKcmyk(89%, 4%, 0%, 35%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #129EA5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.25:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text6.46:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #129EA5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#129EA5 Complementary#A51A12 Analogous#12A563 Analogous#1254A5 Triadic#A5129E Triadic#9EA512

Tints & Shades

Lighter tints and darker shades of #129EA5, useful for hover states, backgrounds, and text variants.

Tints

#17C5CF #2CDEE8 #55E5EC #7AEAF0 #A3F1F5 #CDF7F9

Shades

#10888E #0E767C #0B6065 #094F53 #07393C #052729

Use #129EA5 in Our Tools

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