#2156AB

#2156AB

Color Values

HEX

#2156AB

RGB

33, 86, 171

HSL

217.0, 67.6%, 40.0%

HSV

217.0, 80.7%, 67.1%

CMYK

80.7%, 49.7%, 0.0%, 32.9%

OKLCH

0.4675 0.1476 259.7

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#2156AB

#AB7621

Analogous

#219BAB

#3121AB

#2156AB

Triadic

#2156AB

#AB2156

#56AB21

Split Complementary

#2156AB

#AB3121

#9BAB21

Tetradic

#2156AB

#AB219B

#AB7621

#21AB31

Color Blindness Simulation

Original

#2156AB

Protanopia

#383896

Deuteranopia

#353192

Tritanopia

#248683

Achromatopsia

#515151

CSS Usage

background-color: #2156AB;
color: #2156AB;
border-color: #2156AB;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FC
100
#E3EBF7
200
#C3D6F3
300
#98B8EB
400
#6192E0
500
#296BD6
600
#2156AB
700
#1A4589
800
#15366B
900
#132A4E
950
#0C1A31

Contrast Checker

Text on white

7.04:1

AA Pass AAA Pass

Text on black

2.98:1

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