#42C0CF

#42C0CF

Color Values

HEX

#42C0CF

RGB

66, 192, 207

HSL

186,4, 59,5%, 53,5%

HSV

186,4, 68,1%, 81,2%

CMYK

68,1%, 7,2%, 0,0%, 18,8%

OKLCH

0,7456 0,1098 206,5

Properties

Cool Light Nearest: turquoise 3

Color Harmonies

Complementary

#42C0CF

#CF5142

Analogous

#42CF97

#4279CF

#42C0CF

Triadic

#42C0CF

#CF42C0

#C0CF42

Split Complementary

#42C0CF

#CF4279

#CF9742

Tetradic

#42C0CF

#9742CF

#CF5142

#79CF42

Color Blindness Simulation

Original

#42C0CF

Protanopia

#797ACB

Deuteranopia

#7168CA

Tritanopia

#48C9C8

Achromatopsia

#A6A6A6

CSS Usage

background-color: #42C0CF;
color: #42C0CF;
border-color: #42C0CF;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F3FAFB
100
#E4F4F6
200
#C6ECF1
300
#9DDEE6
400
#69CDD9
500
#34BBCB
600
#2996A3
700
#217882
800
#1A5E66
900
#17454A
950
#0E2B2F

Contrast Checker

Text on white

2,17:1

AA Fail AAA Fail

Text on black

9,67:1

AA Pass AAA Pass

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026