#1F188F

#1F188F

Color Values

HEX

#1F188F

RGB

31, 24, 143

HSL

243.5, 71.3%, 32.7%

HSV

243.5, 83.2%, 56.1%

CMYK

78.3%, 83.2%, 0.0%, 43.9%

OKLCH

0.3272 0.1819 272.5

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#1F188F

#888F18

Analogous

#184C8F

#5A188F

#1F188F

Triadic

#1F188F

#8F1F18

#188F1F

Split Complementary

#1F188F

#8F5A18

#4C8F18

Tetradic

#1F188F

#8F184C

#888F18

#188F5A

Color Blindness Simulation

Original

#1F188F

Protanopia

#1C1C72

Deuteranopia

#1C1D6B

Tritanopia

#1F5B56

Achromatopsia

#222222

CSS Usage

background-color: #1F188F;
color: #1F188F;
border-color: #1F188F;
Nearest Tailwind: Violet 900 #4C1D95

Tailwind Shades

50
#F3F3FC
100
#E4E2F8
200
#C5C2F5
300
#9B96ED
400
#655DE4
500
#2F25DA
600
#261DAF
700
#1E178C
800
#18126D
900
#151150
950
#0D0B32

Contrast Checker

Text on white

13.24:1

AA Pass AAA Pass

Text on black

1.59:1

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