#3F3752

#3F3752

Color Values

HEX

#3F3752

RGB

63, 55, 82

HSL

257.8, 19.7%, 26.9%

HSV

257.8, 32.9%, 32.2%

CMYK

23.2%, 32.9%, 0.0%, 67.8%

OKLCH

0.3569 0.047 297.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#3F3752

#4A5237

Analogous

#373D52

#4D3752

#3F3752

Triadic

#3F3752

#523F37

#37523F

Split Complementary

#3F3752

#524D37

#3D5237

Tetradic

#3F3752

#52373D

#4A5237

#37524D

Color Blindness Simulation

Original

#3F3752

Protanopia

#3C3B4B

Deuteranopia

#3C3D4A

Tritanopia

#3F4645

Achromatopsia

#3B3B3B

CSS Usage

background-color: #3F3752;
color: #3F3752;
border-color: #3F3752;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F7F6F9
100
#ECEAF0
200
#D8D4E2
300
#BDB6CE
400
#998EB3
500
#756699
600
#5E527A
700
#4B4262
800
#3B334C
900
#2D2839
950
#1C1924

Contrast Checker

Text on white

11.17:1

AA Pass AAA Pass

Text on black

1.88:1

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