#427CAB

#427CAB

Color Values

HEX

#427CAB

RGB

66, 124, 171

HSL

206.9, 44.3%, 46.5%

HSV

206.9, 61.4%, 67.1%

CMYK

61.4%, 27.5%, 0.0%, 32.9%

OKLCH

0.5676 0.0952 245.1

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#427CAB

#AB7142

Analogous

#42ABA6

#4247AB

#427CAB

Triadic

#427CAB

#AB427C

#7CAB42

Split Complementary

#427CAB

#AB4247

#ABA642

Tetradic

#427CAB

#A642AB

#AB7142

#47AB42

Color Blindness Simulation

Original

#427CAB

Protanopia

#5B5CA0

Deuteranopia

#58539D

Tritanopia

#459795

Achromatopsia

#737373

CSS Usage

background-color: #427CAB;
color: #427CAB;
border-color: #427CAB;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CBDDEB
300
#A7C5DD
400
#77A5CA
500
#4785B8
600
#396B93
700
#2D5576
800
#24435C
900
#1D3244
950
#12202B

Contrast Checker

Text on white

4.47:1

AA Fail AAA Fail

Text on black

4.7:1

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