#397BC5

#397BC5

Color Values

HEX

#397BC5

RGB

57, 123, 197

HSL

211,7, 55,1%, 49,8%

HSV

211,7, 71,1%, 77,3%

CMYK

71,1%, 37,6%, 0,0%, 22,7%

OKLCH

0,576 0,1327 253,3

Properties

Cool Light Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#397BC5

#C58339

Analogous

#39C1C5

#3D39C5

#397BC5

Triadic

#397BC5

#C5397B

#7BC539

Split Complementary

#397BC5

#C53D39

#C1C539

Tetradic

#397BC5

#C539C1

#C58339

#39C53D

Color Blindness Simulation

Original

#397BC5

Protanopia

#5656B3

Deuteranopia

#524DAF

Tritanopia

#3CA5A2

Achromatopsia

#727272

CSS Usage

background-color: #397BC5;
color: #397BC5;
border-color: #397BC5;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C8DAEF
300
#A0C0E4
400
#6D9ED5
500
#397CC6
600
#2E639E
700
#254F7F
800
#1D3E63
900
#182F48
950
#0F1E2E

Contrast Checker

Text on white

4,36:1

AA Fail AAA Fail

Text on black

4,81:1

AA Pass 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