#021A31

#021A31

Color Values

HEX

#021A31

RGB

2, 26, 49

HSL

209.4, 92.2%, 10.0%

HSV

209.4, 95.9%, 19.2%

CMYK

95.9%, 46.9%, 0.0%, 80.8%

OKLCH

0.2134 0.0549 249.4

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#021A31

#311902

Analogous

#023131

#020231

#021A31

Triadic

#021A31

#31021A

#1A3102

Split Complementary

#021A31

#310202

#313102

Tetradic

#021A31

#310231

#311902

#023102

Color Blindness Simulation

Original

#021A31

Protanopia

#0C0D2B

Deuteranopia

#0B092A

Tritanopia

#032726

Achromatopsia

#171717

CSS Usage

background-color: #021A31;
color: #021A31;
border-color: #021A31;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F1F7FD
100
#DFEDFB
200
#BADCFC
300
#89C3FA
400
#4AA2F8
500
#0A82F5
600
#0868C4
700
#06539D
800
#05417B
900
#083159
950
#051F38

Contrast Checker

Text on white

17.58:1

AA Pass AAA Pass

Text on black

1.19:1

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