#1F20CB

#1F20CB

Color Values

HEX

#1F20CB

RGB

31, 32, 203

HSL

239.7, 73.5%, 45.9%

HSV

239.7, 84.7%, 79.6%

CMYK

84.7%, 84.2%, 0.0%, 20.4%

OKLCH

0.4089 0.2446 268.4

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#1F20CB

#CBCA1F

Analogous

#1F76CB

#741FCB

#1F20CB

Triadic

#1F20CB

#CB1F20

#20CB1F

Split Complementary

#1F20CB

#CB741F

#76CB1F

Tetradic

#1F20CB

#CB1F76

#CBCA1F

#1FCB74

Color Blindness Simulation

Original

#1F20CB

Protanopia

#1F1FA2

Deuteranopia

#1F1F98

Tritanopia

#1F817A

Achromatopsia

#2C2C2C

CSS Usage

background-color: #1F20CB;
color: #1F20CB;
border-color: #1F20CB;
Nearest Tailwind: Violet 700 #6D28D9

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C1C1F6
300
#9595EF
400
#5B5CE6
500
#2223DD
600
#1B1CB1
700
#16168E
800
#11116F
900
#101150
950
#0A0B33

Contrast Checker

Text on white

9.87:1

AA Pass AAA Pass

Text on black

2.13:1

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