#3871A7

#3871A7

Color Values

HEX

#3871A7

RGB

56, 113, 167

HSL

209.2, 49.8%, 43.7%

HSV

209.2, 66.5%, 65.5%

CMYK

66.5%, 32.3%, 0.0%, 34.5%

OKLCH

0.5353 0.1042 249.3

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3871A7

#A76E38

Analogous

#38A7A5

#3839A7

#3871A7

Triadic

#3871A7

#A73871

#71A738

Split Complementary

#3871A7

#A73839

#A7A538

Tetradic

#3871A7

#A538A7

#A76E38

#39A738

Color Blindness Simulation

Original

#3871A7

Protanopia

#51519A

Deuteranopia

#4D4997

Tritanopia

#3B908D

Achromatopsia

#696969

CSS Usage

background-color: #3871A7;
color: #3871A7;
border-color: #3871A7;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E6EDF5
200
#CADCED
300
#A3C3E0
400
#72A2D0
500
#4081BF
600
#336799
700
#29537A
800
#20415F
900
#1B3146
950
#111F2C

Contrast Checker

Text on white

5.14:1

AA Pass AAA Fail

Text on black

4.09:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026