#1F128F

#1F128F

Color Values

HEX

#1F128F

RGB

31, 18, 143

HSL

246.2, 77.6%, 31.6%

HSV

246.2, 87.4%, 56.1%

CMYK

78.3%, 87.4%, 0.0%, 43.9%

OKLCH

0.3209 0.1863 272.9

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#1F128F

#828F12

Analogous

#12448F

#5E128F

#1F128F

Triadic

#1F128F

#8F1F12

#128F1F

Split Complementary

#1F128F

#8F5E12

#448F12

Tetradic

#1F128F

#8F1244

#828F12

#128F5E

Color Blindness Simulation

Original

#1F128F

Protanopia

#191971

Deuteranopia

#1A1B6A

Tritanopia

#1E5954

Achromatopsia

#1E1E1E

CSS Usage

background-color: #1F128F;
color: #1F128F;
border-color: #1F128F;
Nearest Tailwind: Violet 900 #4C1D95

Tailwind Shades

50
#F3F2FC
100
#E4E1F9
200
#C5C0F7
300
#9C92F1
400
#6757EA
500
#311DE2
600
#2717B5
700
#1F1291
800
#190E71
900
#160F52
950
#0E0934

Contrast Checker

Text on white

13.62:1

AA Pass AAA Pass

Text on black

1.54:1

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