#0C203C

#0C203C

Color Values

HEX

#0C203C

RGB

12, 32, 60

HSL

215.0, 66.7%, 14.1%

HSV

215.0, 80.0%, 23.5%

CMYK

80.0%, 46.7%, 0.0%, 76.5%

OKLCH

0.244 0.0596 257.3

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#0C203C

#3C280C

Analogous

#0C383C

#100C3C

#0C203C

Triadic

#0C203C

#3C0C20

#203C0C

Split Complementary

#0C203C

#3C100C

#383C0C

Tetradic

#0C203C

#3C0C38

#3C280C

#0C3C10

Color Blindness Simulation

Original

#0C203C

Protanopia

#151535

Deuteranopia

#141234

Tritanopia

#0D302F

Achromatopsia

#1E1E1E

CSS Usage

background-color: #0C203C;
color: #0C203C;
border-color: #0C203C;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F3F7FC
100
#E3EBF7
200
#C3D7F3
300
#99BBEB
400
#6296E0
500
#2A71D5
600
#225BAA
700
#1B4988
800
#15396A
900
#132C4E
950
#0C1C31

Contrast Checker

Text on white

16.31:1

AA Pass AAA Pass

Text on black

1.29:1

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