#0D3F8F

#0D3F8F

Color Values

HEX

#0D3F8F

RGB

13, 63, 143

HSL

216.9, 83.3%, 30.6%

HSV

216.9, 90.9%, 56.1%

CMYK

90.9%, 55.9%, 0.0%, 43.9%

OKLCH

0.3888 0.1424 260.1

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#0D3F8F

#8F5D0D

Analogous

#0D808F

#1C0D8F

#0D3F8F

Triadic

#0D3F8F

#8F0D3F

#3F8F0D

Split Complementary

#0D3F8F

#8F1C0D

#808F0D

Tetradic

#0D3F8F

#8F0D80

#8F5D0D

#0D8F1C

Color Blindness Simulation

Original

#0D3F8F

Protanopia

#23237C

Deuteranopia

#201C77

Tritanopia

#106C69

Achromatopsia

#3A3A3A

CSS Usage

background-color: #0D3F8F;
color: #0D3F8F;
border-color: #0D3F8F;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F2F6FD
100
#E1EAFA
200
#BED4F9
300
#8FB6F5
400
#528FEF
500
#1567EA
600
#1152BB
700
#0E4296
800
#0B3475
900
#0C2855
950
#081936

Contrast Checker

Text on white

9.88:1

AA Pass AAA Pass

Text on black

2.12:1

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