#191533

#191533

Color Values

HEX

#191533

RGB

25, 21, 51

HSL

248.0, 41.7%, 14.1%

HSV

248.0, 58.8%, 20.0%

CMYK

51.0%, 58.8%, 0.0%, 80.0%

OKLCH

0.2187 0.057 286.8

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#191533

#2F3315

Analogous

#152033

#281533

#191533

Triadic

#191533

#331915

#153319

Split Complementary

#191533

#332815

#203315

Tetradic

#191533

#331520

#2F3315

#153328

Color Blindness Simulation

Original

#191533

Protanopia

#17172C

Deuteranopia

#18182A

Tritanopia

#192625

Achromatopsia

#181818

CSS Usage

background-color: #191533;
color: #191533;
border-color: #191533;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F5F5FA
100
#E9E7F3
200
#D0CCEA
300
#AFA8DB
400
#8479C8
500
#594AB5
600
#473B91
700
#393074
800
#2C255A
900
#231E43
950
#16132A

Contrast Checker

Text on white

17.55:1

AA Pass AAA Pass

Text on black

1.2:1

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