#01378C

#01378C

Color Values

HEX

#01378C

RGB

1, 55, 140

HSL

216.7, 98.6%, 27.6%

HSV

216.7, 99.3%, 54.9%

CMYK

99.3%, 60.7%, 0.0%, 45.1%

OKLCH

0.3664 0.1506 260.3

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#01378C

#8C5601

Analogous

#017C8C

#10018C

#01378C

Triadic

#01378C

#8C0137

#378C01

Split Complementary

#01378C

#8C1001

#7C8C01

Tetradic

#01378C

#8C017C

#8C5601

#018C10

Color Blindness Simulation

Original

#01378C

Protanopia

#181977

Deuteranopia

#151172

Tritanopia

#046764

Achromatopsia

#323232

CSS Usage

background-color: #01378C;
color: #01378C;
border-color: #01378C;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F1F6FE
100
#DEEAFC
200
#B8D3FF
300
#85B4FE
400
#448CFE
500
#0263FD
600
#0150CB
700
#0140A2
800
#01327F
900
#05275B
950
#03193A

Contrast Checker

Text on white

10.9:1

AA Pass AAA Pass

Text on black

1.93:1

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