#3871AC

#3871AC

Color Values

HEX

#3871AC

RGB

56, 113, 172

HSL

210,5, 50,9%, 44,7%

HSV

210,5, 67,4%, 67,5%

CMYK

67,4%, 34,3%, 0,0%, 32,5%

OKLCH

0,5381 0,1107 251,3

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3871AC

#AC7338

Analogous

#38ABAC

#3938AC

#3871AC

Triadic

#3871AC

#AC3871

#71AC38

Split Complementary

#3871AC

#AC3938

#ABAC38

Tetradic

#3871AC

#AC38AB

#AC7338

#38AC39

Color Blindness Simulation

Original

#3871AC

Protanopia

#51519E

Deuteranopia

#4D499A

Tritanopia

#3B9290

Achromatopsia

#696969

CSS Usage

background-color: #3871AC;
color: #3871AC;
border-color: #3871AC;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C9DBED
300
#A3C1E1
400
#71A0D1
500
#3F7EC0
600
#32659A
700
#28517B
800
#1F3F60
900
#1A3047
950
#111E2D

Contrast Checker

Text on white

5,09:1

AA Pass AAA Fail

Text on black

4,13:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026