#1B047B

#1B047B

Color Values

HEX

#1B047B

RGB

27, 4, 123

HSL

251.6, 93.7%, 24.9%

HSV

251.6, 96.7%, 48.2%

CMYK

78.0%, 96.7%, 0.0%, 51.8%

OKLCH

0.2805 0.1725 274.3

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#1B047B

#647B04

Analogous

#04287B

#56047B

#1B047B

Triadic

#1B047B

#7B1B04

#047B1B

Split Complementary

#1B047B

#7B5604

#287B04

Tetradic

#1B047B

#7B0428

#647B04

#047B56

Color Blindness Simulation

Original

#1B047B

Protanopia

#11115E

Deuteranopia

#121457

Tritanopia

#1A4742

Achromatopsia

#111111

CSS Usage

background-color: #1B047B;
color: #1B047B;
border-color: #1B047B;
Nearest Tailwind: Violet 900 #4C1D95

Tailwind Shades

50
#F4F1FD
100
#E4DFFB
200
#C7BAFD
300
#9F88FB
400
#6A48F9
500
#3608F7
600
#2B06C6
700
#23059E
800
#1B047B
900
#170859
950
#0F0538

Contrast Checker

Text on white

15.56:1

AA Pass AAA Pass

Text on black

1.35:1

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