#40DFE4

#40DFE4

Color Values

HEX

#40DFE4

RGB

64, 223, 228

HSL

181,8, 75,2%, 57,3%

HSV

181,8, 71,9%, 89,4%

CMYK

71,9%, 2,2%, 0,0%, 10,6%

OKLCH

0,8265 0,127 198,1

Properties

Cool Light Nearest: turquoise 2

Color Harmonies

Complementary

#40DFE4

#E44540

Analogous

#40E497

#408DE4

#40DFE4

Triadic

#40DFE4

#E440DF

#DFE440

Split Complementary

#40DFE4

#E4408D

#E49740

Tetradic

#40DFE4

#9740E4

#E44540

#8DE440

Color Blindness Simulation

Original

#40DFE4

Protanopia

#8586E3

Deuteranopia

#7C70E2

Tritanopia

#48E2E2

Achromatopsia

#BEBEBE

CSS Usage

background-color: #40DFE4;
color: #40DFE4;
border-color: #40DFE4;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F2FCFC
100
#E2F8F9
200
#C0F5F6
300
#94EDF0
400
#5AE3E8
500
#20DADF
600
#19AEB3
700
#148B8F
800
#106D70
900
#104F51
950
#0A3233

Contrast Checker

Text on white

1,63:1

AA Fail AAA Fail

Text on black

12,89:1

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