#3975B6

#3975B6

Color Values

HEX

#3975B6

RGB

57, 117, 182

HSL

211.2, 52.3%, 46.9%

HSV

211.2, 68.7%, 71.4%

CMYK

68.7%, 35.7%, 0.0%, 28.6%

OKLCH

0.5535 0.1193 252.4

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3975B6

#B67A39

Analogous

#39B4B6

#3C39B6

#3975B6

Triadic

#3975B6

#B63975

#75B639

Split Complementary

#3975B6

#B63C39

#B4B639

Tetradic

#3975B6

#B639B4

#B67A39

#39B63C

Color Blindness Simulation

Original

#3975B6

Protanopia

#5354A6

Deuteranopia

#504BA2

Tritanopia

#3C9A97

Achromatopsia

#6D6D6D

CSS Usage

background-color: #3975B6;
color: #3975B6;
border-color: #3975B6;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C9DBEE
300
#A2C1E2
400
#6F9FD2
500
#3D7DC2
600
#31649B
700
#27507C
800
#1E3E61
900
#1A3047
950
#101E2D

Contrast Checker

Text on white

4.78:1

AA Pass AAA Fail

Text on black

4.39:1

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