#28344E

#28344E

Color Values

HEX

#28344E

RGB

40, 52, 78

HSL

221.1, 32.2%, 23.1%

HSV

221.1, 48.7%, 30.6%

CMYK

48.7%, 33.3%, 0.0%, 69.4%

OKLCH

0.3268 0.0492 264.8

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#28344E

#4E4228

Analogous

#28474E

#2F284E

#28344E

Triadic

#28344E

#4E2834

#344E28

Split Complementary

#28344E

#4E2F28

#474E28

Tetradic

#28344E

#4E2847

#4E4228

#284E2F

Color Blindness Simulation

Original

#28344E

Protanopia

#2D2D48

Deuteranopia

#2C2C46

Tritanopia

#294342

Achromatopsia

#333333

CSS Usage

background-color: #28344E;
color: #28344E;
border-color: #28344E;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F5F7F9
100
#E8EBF2
200
#D0D7E7
300
#AEBBD6
400
#8295BF
500
#5670A9
600
#455A87
700
#37486C
800
#2B3854
900
#222B3E
950
#161B27

Contrast Checker

Text on white

12.42:1

AA Pass AAA Pass

Text on black

1.69:1

AA Fail 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