#3977C0

#3977C0

Color Values

HEX

#3977C0

RGB

57, 119, 192

HSL

212.4, 54.2%, 48.8%

HSV

212.4, 70.3%, 75.3%

CMYK

70.3%, 38.0%, 0.0%, 24.7%

OKLCH

0.564 0.1304 254.2

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#3977C0

#C08239

Analogous

#39BAC0

#3E39C0

#3977C0

Triadic

#3977C0

#C03977

#77C039

Split Complementary

#3977C0

#C03E39

#BAC039

Tetradic

#3977C0

#C039BA

#C08239

#39C03E

Color Blindness Simulation

Original

#3977C0

Protanopia

#5454AE

Deuteranopia

#504CAA

Tritanopia

#3CA09D

Achromatopsia

#6F6F6F

CSS Usage

background-color: #3977C0;
color: #3977C0;
border-color: #3977C0;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5ECF5
200
#C8DAEF
300
#A1BFE3
400
#6E9DD4
500
#3A7AC5
600
#2F629D
700
#254E7E
800
#1D3D62
900
#192F48
950
#101D2E

Contrast Checker

Text on white

4.59:1

AA Pass AAA Fail

Text on black

4.57:1

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