#213444

#213444

Color Values

HEX

#213444

RGB

33, 52, 68

HSL

207.4, 34.7%, 19.8%

HSV

207.4, 51.5%, 26.7%

CMYK

51.5%, 23.5%, 0.0%, 73.3%

OKLCH

0.3162 0.0379 244.8

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#213444

#443121

Analogous

#214442

#212244

#213444

Triadic

#213444

#442134

#344421

Split Complementary

#213444

#442122

#444221

Tetradic

#213444

#422144

#443121

#224421

Color Blindness Simulation

Original

#213444

Protanopia

#292940

Deuteranopia

#28273F

Tritanopia

#223D3C

Achromatopsia

#313131

CSS Usage

background-color: #213444;
color: #213444;
border-color: #213444;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F5F8FA
100
#E8EEF2
200
#CFDCE8
300
#ADC4D7
400
#80A3C1
500
#5383AC
600
#436989
700
#35546E
800
#2A4256
900
#213240
950
#151F28

Contrast Checker

Text on white

12.81:1

AA Pass AAA Pass

Text on black

1.64:1

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