#3F30BC

#3F30BC

Color Values

HEX

#3F30BC

RGB

63, 48, 188

HSL

246.4, 59.3%, 46.3%

HSV

246.4, 74.5%, 73.7%

CMYK

66.5%, 74.5%, 0.0%, 26.3%

OKLCH

0.4291 0.2066 278.0

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3F30BC

#ADBC30

Analogous

#3067BC

#8530BC

#3F30BC

Triadic

#3F30BC

#BC3F30

#30BC3F

Split Complementary

#3F30BC

#BC8530

#67BC30

Tetradic

#3F30BC

#BC3067

#ADBC30

#30BC85

Color Blindness Simulation

Original

#3F30BC

Protanopia

#39389A

Deuteranopia

#393A92

Tritanopia

#3E7F7A

Achromatopsia

#3D3D3D

CSS Usage

background-color: #3F30BC;
color: #3F30BC;
border-color: #3F30BC;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F4F3FB
100
#E6E4F6
200
#CBC6F0
300
#A59EE6
400
#7569D9
500
#4434CB
600
#362AA2
700
#2C2182
800
#221A66
900
#1C174A
950
#120E2F

Contrast Checker

Text on white

8.9:1

AA Pass AAA Pass

Text on black

2.36:1

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