#15B5C6 Color

#15B5C6 is rgb(21, 181, 198) in RGB and hsl(186, 81%, 43%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#15B5C6

HEX#15B5C6

RGBrgb(21, 181, 198)

HSLhsl(186, 81%, 43%)

HSVhsv(186, 89%, 78%)

OKLCHoklch(70.8% 0.119 207)

CMYKcmyk(89%, 9%, 0%, 22%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #15B5C6 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.48:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.46:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #15B5C6 based on color wheel relationships. Click any swatch for its full breakdown.

Base#15B5C6 Complementary#C62715 Analogous#15C67F Analogous#155CC6 Triadic#C615B5 Triadic#B5C615

Tints & Shades

Lighter tints and darker shades of #15B5C6, useful for hover states, backgrounds, and text variants.

Tints

#1DD3E7 #42DAEB #67E1EF #87E8F2 #ACEFF6 #D1F6FA

Shades

#129BAB #108694 #0D6D78 #0A5861 #073F45 #052A2E

Use #15B5C6 in Our Tools

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