#3738BF

#3738BF

Color Values

HEX

#3738BF

RGB

55, 56, 191

HSL

239.6, 55.3%, 48.2%

HSV

239.6, 71.2%, 74.9%

CMYK

71.2%, 70.7%, 0.0%, 25.1%

OKLCH

0.4382 0.204 273.7

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3738BF

#BFBE37

Analogous

#377CBF

#7A37BF

#3738BF

Triadic

#3738BF

#BF3738

#38BF37

Split Complementary

#3738BF

#BF7A37

#7CBF37

Tetradic

#3738BF

#BF377C

#BFBE37

#37BF7A

Color Blindness Simulation

Original

#3738BF

Protanopia

#37379E

Deuteranopia

#373796

Tritanopia

#37857F

Achromatopsia

#424242

CSS Usage

background-color: #3738BF;
color: #3738BF;
border-color: #3738BF;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C8C8EF
300
#A0A0E4
400
#6C6DD5
500
#393AC6
600
#2E2E9E
700
#24257F
800
#1C1D63
900
#181949
950
#0F102E

Contrast Checker

Text on white

8.47:1

AA Pass AAA Pass

Text on black

2.48:1

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