#010543

#010543

Color Values

HEX

#010543

RGB

1, 5, 67

HSL

236.4, 97.1%, 13.3%

HSV

236.4, 98.5%, 26.3%

CMYK

98.5%, 92.5%, 0.0%, 73.7%

OKLCH

0.1843 0.1123 265.2

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#010543

#433F01

Analogous

#012643

#1E0143

#010543

Triadic

#010543

#430105

#054301

Split Complementary

#010543

#431E01

#264301

Tetradic

#010543

#430126

#433F01

#01431E

Color Blindness Simulation

Original

#010543

Protanopia

#030334

Deuteranopia

#020230

Tritanopia

#012826

Achromatopsia

#090909

CSS Usage

background-color: #010543;
color: #010543;
border-color: #010543;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F1F2FE
100
#DEE0FC
200
#B9BDFE
300
#868EFD
400
#4550FC
500
#0413FB
600
#030FC9
700
#020CA1
800
#02097E
900
#060B5B
950
#040739

Contrast Checker

Text on white

19.02:1

AA Pass AAA Pass

Text on black

1.1:1

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