#40A9B3

#40A9B3

Color Values

HEX

#40A9B3

RGB

64, 169, 179

HSL

185.2, 47.3%, 47.6%

HSV

185.2, 64.2%, 70.2%

CMYK

64.2%, 5.6%, 0.0%, 29.8%

OKLCH

0.6789 0.0956 204.0

Properties

Cool Light Nearest: Teal Blue

Color Harmonies

Complementary

#40A9B3

#B34A40

Analogous

#40B383

#406FB3

#40A9B3

Triadic

#40A9B3

#B340A9

#A9B340

Split Complementary

#40A9B3

#B3406F

#B38340

Tetradic

#40A9B3

#8340B3

#B34A40

#6FB340

Color Blindness Simulation

Original

#40A9B3

Protanopia

#6D6EB1

Deuteranopia

#6760B0

Tritanopia

#45AFAE

Achromatopsia

#939393

CSS Usage

background-color: #40A9B3;
color: #40A9B3;
border-color: #40A9B3;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F4FAFA
100
#E6F3F4
200
#CAE9EC
300
#A5DADF
400
#74C6CD
500
#43B1BC
600
#368E96
700
#2B7278
800
#22595E
900
#1C4245
950
#12292C

Contrast Checker

Text on white

2.78:1

AA Fail AAA Fail

Text on black

7.54:1

AA Pass AAA Pass

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026