#03366A

#03366A

Color Values

HEX

#03366A

RGB

3, 54, 106

HSL

210.3, 94.5%, 21.4%

HSV

210.3, 97.2%, 41.6%

CMYK

97.2%, 49.1%, 0.0%, 58.4%

OKLCH

0.3349 0.1036 254.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#03366A

#6A3703

Analogous

#036A6A

#04036A

#03366A

Triadic

#03366A

#6A0336

#366A03

Split Complementary

#03366A

#6A0403

#6A6A03

Tetradic

#03366A

#6A036A

#6A3703

#036A04

Color Blindness Simulation

Original

#03366A

Protanopia

#191A5D

Deuteranopia

#16125A

Tritanopia

#065351

Achromatopsia

#2F2F2F

CSS Usage

background-color: #03366A;
color: #03366A;
border-color: #03366A;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F1F7FD
100
#DFEDFB
200
#BADBFD
300
#88C1FC
400
#47A0FA
500
#077EF8
600
#0665C6
700
#04519F
800
#043F7C
900
#07305A
950
#051E39

Contrast Checker

Text on white

12.07:1

AA Pass AAA Pass

Text on black

1.74:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026