#213749

#213749

Color Values

HEX

#213749

RGB

33, 55, 73

HSL

207.0, 37.7%, 20.8%

HSV

207.0, 54.8%, 28.6%

CMYK

54.8%, 24.7%, 0.0%, 71.4%

OKLCH

0.327 0.0426 244.3

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#213749

#493321

Analogous

#214947

#212349

#213749

Triadic

#213749

#492137

#374921

Split Complementary

#213749

#492123

#494721

Tetradic

#213749

#472149

#493321

#234921

Color Blindness Simulation

Original

#213749

Protanopia

#2B2B45

Deuteranopia

#292844

Tritanopia

#224140

Achromatopsia

#343434

CSS Usage

background-color: #213749;
color: #213749;
border-color: #213749;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F5F8FA
100
#E7EEF3
200
#CEDDE9
300
#ABC4D9
400
#7DA4C4
500
#4F84B0
600
#406A8C
700
#335570
800
#284258
900
#203241
950
#142029

Contrast Checker

Text on white

12.3:1

AA Pass AAA Pass

Text on black

1.71:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026