#3870AD

#3870AD

Color Values

HEX

#3870AD

RGB

56, 112, 173

HSL

211.3, 51.1%, 44.9%

HSV

211.3, 67.6%, 67.8%

CMYK

67.6%, 35.3%, 0.0%, 32.2%

OKLCH

0.5364 0.113 252.4

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3870AD

#AD7538

Analogous

#38AAAD

#3B38AD

#3870AD

Triadic

#3870AD

#AD3870

#70AD38

Split Complementary

#3870AD

#AD3B38

#AAAD38

Tetradic

#3870AD

#AD38AA

#AD7538

#38AD3B

Color Blindness Simulation

Original

#3870AD

Protanopia

#50519E

Deuteranopia

#4D499B

Tritanopia

#3B9390

Achromatopsia

#686868

CSS Usage

background-color: #3870AD;
color: #3870AD;
border-color: #3870AD;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C9DBEE
300
#A3C0E1
400
#709FD1
500
#3E7DC1
600
#32649A
700
#28507B
800
#1F3E60
900
#1A2F47
950
#111E2D

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

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026