#282C57

#282C57

Color Values

HEX

#282C57

RGB

40, 44, 87

HSL

234.9, 37.0%, 24.9%

HSV

234.9, 54.0%, 34.1%

CMYK

54.0%, 49.4%, 0.0%, 65.9%

OKLCH

0.3132 0.0763 277.0

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#282C57

#575328

Analogous

#284357

#3C2857

#282C57

Triadic

#282C57

#57282C

#2C5728

Split Complementary

#282C57

#573C28

#435728

Tetradic

#282C57

#572843

#575328

#28573C

Color Blindness Simulation

Original

#282C57

Protanopia

#2A2A4D

Deuteranopia

#2A294A

Tritanopia

#284443

Achromatopsia

#2E2E2E

CSS Usage

background-color: #282C57;
color: #282C57;
border-color: #282C57;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E8E8F3
200
#CED0E9
300
#ABAFD8
400
#7E84C4
500
#5058AF
600
#40478C
700
#333970
800
#282C57
900
#202341
950
#141629

Contrast Checker

Text on white

13.22:1

AA Pass AAA Pass

Text on black

1.59:1

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