#04375C

#04375C

Color Values

HEX

#04375C

RGB

4, 55, 92

HSL

205.2, 91.7%, 18.8%

HSV

205.2, 95.7%, 36.1%

CMYK

95.7%, 40.2%, 0.0%, 63.9%

OKLCH

0.3272 0.0822 246.9

Properties

Cool Dark Nearest: RAL 5026 Pearl Night Blue

Color Harmonies

Complementary

#04375C

#5C2904

Analogous

#045C55

#040B5C

#04375C

Triadic

#04375C

#5C0437

#375C04

Split Complementary

#04375C

#5C040B

#5C5504

Tetradic

#04375C

#55045C

#5C2904

#0B5C04

Color Blindness Simulation

Original

#04375C

Protanopia

#1A1B53

Deuteranopia

#171351

Tritanopia

#074C4A

Achromatopsia

#2F2F2F

CSS Usage

background-color: #04375C;
color: #04375C;
border-color: #04375C;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F1F8FD
100
#DFEFFB
200
#BBE1FC
300
#8ACBFA
400
#4AAEF7
500
#0B92F4
600
#0875C4
700
#075E9C
800
#05497A
900
#083758
950
#052338

Contrast Checker

Text on white

12.31:1

AA Pass AAA Pass

Text on black

1.71:1

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