#1B0441

#1B0441

Color Values

HEX

#1B0441

RGB

27, 4, 65

HSL

262.6, 88.4%, 13.5%

HSV

262.6, 93.8%, 25.5%

CMYK

58.5%, 93.8%, 0.0%, 74.5%

OKLCH

0.2046 0.1041 291.8

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#1B0441

#2A4104

Analogous

#040B41

#390441

#1B0441

Triadic

#1B0441

#411B04

#04411B

Split Complementary

#1B0441

#413904

#0B4104

Tetradic

#1B0441

#41040B

#2A4104

#044139

Color Blindness Simulation

Original

#1B0441

Protanopia

#111132

Deuteranopia

#12142F

Tritanopia

#1A2724

Achromatopsia

#0D0D0D

CSS Usage

background-color: #1B0441;
color: #1B0441;
border-color: #1B0441;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F2FD
100
#EAE0FB
200
#D4BCFB
300
#B48CF8
400
#8C4DF4
500
#640FF0
600
#500CC0
700
#40099A
800
#320778
900
#270A57
950
#190637

Contrast Checker

Text on white

18.42:1

AA Pass AAA Pass

Text on black

1.14:1

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