#397ED2

#397ED2

Color Values

HEX

#397ED2

RGB

57, 126, 210

HSL

212.9, 63.0%, 52.4%

HSV

212.9, 72.9%, 82.4%

CMYK

72.9%, 40.0%, 0.0%, 17.6%

OKLCH

0.5906 0.1464 255.0

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#397ED2

#D28D39

Analogous

#39CBD2

#4139D2

#397ED2

Triadic

#397ED2

#D2397E

#7ED239

Split Complementary

#397ED2

#D24139

#CBD239

Tetradic

#397ED2

#D239CB

#D28D39

#39D241

Color Blindness Simulation

Original

#397ED2

Protanopia

#5757BE

Deuteranopia

#534EB9

Tritanopia

#3CAEAA

Achromatopsia

#757575

CSS Usage

background-color: #397ED2;
color: #397ED2;
border-color: #397ED2;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FB
100
#E4ECF7
200
#C5D9F2
300
#9BBEE8
400
#659BDC
500
#2F78D0
600
#2660A6
700
#1E4D85
800
#183C68
900
#152E4C
950
#0D1D30

Contrast Checker

Text on white

4.13:1

AA Fail AAA Fail

Text on black

5.09:1

AA Pass 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