#042945

#042945

Color Values

HEX

#042945

RGB

4, 41, 69

HSL

205.8, 89.0%, 14.3%

HSV

205.8, 94.2%, 27.1%

CMYK

94.2%, 40.6%, 0.0%, 72.9%

OKLCH

0.2725 0.0657 246.4

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#042945

#452004

Analogous

#044540

#040945

#042945

Triadic

#042945

#450429

#294504

Split Complementary

#042945

#450409

#454004

Tetradic

#042945

#400445

#452004

#094504

Color Blindness Simulation

Original

#042945

Protanopia

#14143E

Deuteranopia

#120F3D

Tritanopia

#063938

Achromatopsia

#232323

CSS Usage

background-color: #042945;
color: #042945;
border-color: #042945;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F2F8FD
100
#E0EFFB
200
#BCE0FB
300
#8BC9F8
400
#4DACF5
500
#0E8FF1
600
#0B73C1
700
#095C9A
800
#074878
900
#0A3657
950
#062237

Contrast Checker

Text on white

14.91:1

AA Pass AAA Pass

Text on black

1.41:1

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