#343774

#343774

Color Values

HEX

#343774

RGB

52, 55, 116

HSL

237.2, 38.1%, 32.9%

HSV

237.2, 55.2%, 45.5%

CMYK

55.2%, 52.6%, 0.0%, 54.5%

OKLCH

0.3684 0.1027 278.0

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#343774

#747134

Analogous

#345774

#513474

#343774

Triadic

#343774

#743437

#377434

Split Complementary

#343774

#745134

#577434

Tetradic

#343774

#743457

#747134

#347451

Color Blindness Simulation

Original

#343774

Protanopia

#353565

Deuteranopia

#353562

Tritanopia

#345A57

Achromatopsia

#3B3B3B

CSS Usage

background-color: #343774;
color: #343774;
border-color: #343774;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E8F3
200
#CECFE9
300
#AAADD9
400
#7D80C5
500
#4F53B0
600
#3F438D
700
#333571
800
#272A58
900
#202141
950
#141529

Contrast Checker

Text on white

10.8:1

AA Pass AAA Pass

Text on black

1.94:1

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