HEX Color #66E9E9 (Mediumturquoise)

About #66E9E9

The precise color #66E9E9 is an excellent choice for modern design projects. Designers often compare it to the standard color Mediumturquoise. To achieve this exact tint on a monitor, you would use an RGB mix of 102, 233, and 233.

Translating this color to physical media requires the CMYK color model. Its ink density profile breaks down to 56% cyan, 0% magenta, 0% yellow, and 9% black. With a hue angle of 180.0 degrees, it sits comfortably in the cyan spectrum.

From a UX and accessibility standpoint, contrast is paramount. The calculated luminance score dictates that #000000 typography is the safest choice. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.

Color Space Conversions

HEX#66E9E9

RGB102, 233, 233

HSL180.0°, 74.9%, 65.7%

CMYK56%, 0%, 0%, 9%

HSV180.0°, 56.2%, 91.4%

LAB85.5, -35.7, -10.9

XYZ49.3, 67.0, 87.4

Decimal6744553

Color Harmonies

Complementary

#66E9E9 #E86666

Analogous

#66E8A7 #66A7E8

Triadic

#E866E8 #E8E866

Tetradic

#A766E8 #E86666 #A7E866

Tints, Shades & Tones

Tints (Adding White)

#66E9E9

#77EBEB

#88EDED

#99F0F0

#AAF2F2

#BBF5F5

#CCF7F7

#DDFAFA

#EEFCFC

#FFFFFF

Shades (Adding Black)

#66E9E9

#5ACFCF

#4FB5B5

#449B9B

#388181

#2D6767

#224D4D

#163333

#0B1919

#000000

WCAG Contrast Accessibility

1.46:1

Text on #FFFFFF

FAIL

14.40:1

Text on #000000

AAA

1.39:1

Text on #F8FAFC

FAIL

12.24:1

Text on #0F172A

AAA

CSS Implementation

.bg-color { background-color: #66E9E9; }

.text-color { color: #66E9E9; }

.border-color { border: 2px solid #66E9E9; }

Similar Colors

Mediumturquoise

#48D1CC