#131848

#131848

Color Values

HEX

#131848

RGB

19, 24, 72

HSL

234.3, 58.2%, 17.8%

HSV

234.3, 73.6%, 28.2%

CMYK

73.6%, 66.7%, 0.0%, 71.8%

OKLCH

0.239 0.0887 273.1

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#131848

#484313

Analogous

#133248

#281348

#131848

Triadic

#131848

#481318

#184813

Split Complementary

#131848

#482813

#324813

Tetradic

#131848

#481332

#484313

#134828

Color Blindness Simulation

Original

#131848

Protanopia

#15153C

Deuteranopia

#15143A

Tritanopia

#133331

Achromatopsia

#1A1A1A

CSS Usage

background-color: #131848;
color: #131848;
border-color: #131848;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F4F4FB
100
#E4E6F6
200
#C7CAF0
300
#9EA5E5
400
#6A74D8
500
#3543CA
600
#2B36A1
700
#222B81
800
#1B2265
900
#171C4A
950
#0F122F

Contrast Checker

Text on white

16.77:1

AA Pass AAA Pass

Text on black

1.25:1

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