#021A35

#021A35

Color Values

HEX

#021A35

RGB

2, 26, 53

HSL

211.8, 92.7%, 10.8%

HSV

211.8, 96.2%, 20.8%

CMYK

96.2%, 50.9%, 0.0%, 79.2%

OKLCH

0.2166 0.0613 252.8

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#021A35

#351D02

Analogous

#023435

#040235

#021A35

Triadic

#021A35

#35021A

#1A3502

Split Complementary

#021A35

#350402

#343502

Tetradic

#021A35

#350234

#351D02

#023504

Color Blindness Simulation

Original

#021A35

Protanopia

#0C0D2E

Deuteranopia

#0B092D

Tritanopia

#032928

Achromatopsia

#171717

CSS Usage

background-color: #021A35;
color: #021A35;
border-color: #021A35;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F1F7FD
100
#DFECFB
200
#BAD9FC
300
#89BEFB
400
#499BF8
500
#0978F6
600
#0760C5
700
#064D9D
800
#053C7B
900
#082E59
950
#051D38

Contrast Checker

Text on white

17.47:1

AA Pass AAA Pass

Text on black

1.2:1

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