#151B66

#151B66

Color Values

HEX

#151B66

RGB

21, 27, 102

HSL

235.6, 65.9%, 24.1%

HSV

235.6, 79.4%, 40.0%

CMYK

79.4%, 73.5%, 0.0%, 60.0%

OKLCH

0.2777 0.1288 271.1

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#151B66

#666015

Analogous

#154366

#381566

#151B66

Triadic

#151B66

#66151B

#1B6615

Split Complementary

#151B66

#663815

#436615

Tetradic

#151B66

#661543

#666015

#156638

Color Blindness Simulation

Original

#151B66

Protanopia

#181854

Deuteranopia

#17174F

Tritanopia

#154642

Achromatopsia

#1F1F1F

CSS Usage

background-color: #151B66;
color: #151B66;
border-color: #151B66;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F3F4FC
100
#E3E5F7
200
#C4C7F3
300
#999FEA
400
#626CDF
500
#2B38D4
600
#232DA9
700
#1C2487
800
#161C6A
900
#14184D
950
#0C0F31

Contrast Checker

Text on white

15.21:1

AA Pass AAA Pass

Text on black

1.38:1

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