#282C40

#282C40

Color Values

HEX

#282C40

RGB

40, 44, 64

HSL

230.0, 23.1%, 20.4%

HSV

230.0, 37.5%, 25.1%

CMYK

37.5%, 31.2%, 0.0%, 74.9%

OKLCH

0.2986 0.0368 275.2

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#282C40

#403C28

Analogous

#283840

#302840

#282C40

Triadic

#282C40

#40282C

#2C4028

Split Complementary

#282C40

#403028

#384028

Tetradic

#282C40

#402838

#403C28

#284030

Color Blindness Simulation

Original

#282C40

Protanopia

#2A2A3B

Deuteranopia

#2A293A

Tritanopia

#283736

Achromatopsia

#2D2D2D

CSS Usage

background-color: #282C40;
color: #282C40;
border-color: #282C40;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F6F9
100
#EAEBF1
200
#D3D6E4
300
#B4B8D0
400
#8B92B6
500
#626C9D
600
#4E567E
700
#3F4564
800
#31364E
900
#262A3B
950
#181A25

Contrast Checker

Text on white

13.77:1

AA Pass AAA Pass

Text on black

1.52:1

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