#042855

#042855

Color Values

HEX

#042855

RGB

4, 40, 85

HSL

213.3, 91.0%, 17.5%

HSV

213.3, 95.3%, 33.3%

CMYK

95.3%, 52.9%, 0.0%, 66.7%

OKLCH

0.2824 0.091 256.5

Properties

Cool Dark Nearest: RAL 5026 Pearl Night Blue

Color Harmonies

Complementary

#042855

#553104

Analogous

#045155

#080455

#042855

Triadic

#042855

#550428

#285504

Split Complementary

#042855

#550804

#515504

Tetradic

#042855

#550451

#553104

#045508

Color Blindness Simulation

Original

#042855

Protanopia

#14144A

Deuteranopia

#120F48

Tritanopia

#064240

Achromatopsia

#242424

CSS Usage

background-color: #042855;
color: #042855;
border-color: #042855;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F1F7FD
100
#DFECFB
200
#BBD8FC
300
#8ABCF9
400
#4B97F7
500
#0B73F4
600
#095CC3
700
#07499C
800
#06397A
900
#092C58
950
#061C38

Contrast Checker

Text on white

14.58:1

AA Pass AAA Pass

Text on black

1.44:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026