#3357CC

#3357CC

Color Values

HEX

#3357CC

RGB

51, 87, 204

HSL

225.9, 60.0%, 50.0%

HSV

225.9, 75.0%, 80.0%

CMYK

75.0%, 57.4%, 0.0%, 20.0%

OKLCH

0.5021 0.1861 266.5

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#3357CC

#CCA833

Analogous

#33A3CC

#5C33CC

#3357CC

Triadic

#3357CC

#CC3357

#57CC33

Split Complementary

#3357CC

#CC5C33

#A3CC33

Tetradic

#3357CC

#CC33A3

#CCA833

#33CC5C

Color Blindness Simulation

Original

#3357CC

Protanopia

#4343B0

Deuteranopia

#403EA9

Tritanopia

#359994

Achromatopsia

#585858

CSS Usage

background-color: #3357CC;
color: #3357CC;
border-color: #3357CC;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F3F5FB
100
#E4E8F6
200
#C6D0F1
300
#9DAEE7
400
#6883D9
500
#3357CC
600
#2946A3
700
#213883
800
#1A2B66
900
#16234B
950
#0E162F

Contrast Checker

Text on white

6.22:1

AA Pass AAA Fail

Text on black

3.38:1

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