#409DAB

#409DAB

Color Values

HEX

#409DAB

RGB

64, 157, 171

HSL

187.9, 45.5%, 46.1%

HSV

187.9, 62.6%, 67.1%

CMYK

62.6%, 8.2%, 0.0%, 32.9%

OKLCH

0.6464 0.0889 208.8

Properties

Cool Light Nearest: NCS S 1050-B20G Cyan

Color Harmonies

Complementary

#409DAB

#AB4E40

Analogous

#40AB84

#4067AB

#409DAB

Triadic

#409DAB

#AB409D

#9DAB40

Split Complementary

#409DAB

#AB4067

#AB8440

Tetradic

#409DAB

#8440AB

#AB4E40

#67AB40

Color Blindness Simulation

Original

#409DAB

Protanopia

#6869A8

Deuteranopia

#635CA7

Tritanopia

#45A5A4

Achromatopsia

#8A8A8A

CSS Usage

background-color: #409DAB;
color: #409DAB;
border-color: #409DAB;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F4FAFA
100
#E6F2F4
200
#CBE7EC
300
#A6D6DE
400
#76C0CC
500
#45AABA
600
#388894
700
#2C6D77
800
#23555D
900
#1D3F44
950
#12282B

Contrast Checker

Text on white

3.17:1

AA Fail AAA Fail

Text on black

6.63:1

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