#40979F

#40979F

Color Values

HEX

#40979F

RGB

64, 151, 159

HSL

185.1, 42.6%, 43.7%

HSV

185.1, 59.7%, 62.4%

CMYK

59.7%, 5.0%, 0.0%, 37.6%

OKLCH

0.627 0.0833 203.6

Properties

Cool Light Nearest: RAL 5018 Turquoise Blue

Color Harmonies

Complementary

#40979F

#9F4840

Analogous

#409F78

#40679F

#40979F

Triadic

#40979F

#9F4097

#979F40

Split Complementary

#40979F

#9F4067

#9F7840

Tetradic

#40979F

#78409F

#9F4840

#679F40

Color Blindness Simulation

Original

#40979F

Protanopia

#66669D

Deuteranopia

#615A9D

Tritanopia

#449C9B

Achromatopsia

#858585

CSS Usage

background-color: #40979F;
color: #40979F;
border-color: #40979F;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F5FAFA
100
#E7F3F4
200
#CCE8EB
300
#A8D7DC
400
#78C2C9
500
#49ADB6
600
#3B8A91
700
#2F6E74
800
#25565B
900
#1E4043
950
#13282A

Contrast Checker

Text on white

3.42:1

AA Fail AAA Fail

Text on black

6.15:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026