#388BDB

#388BDB

Color Values

HEX

#388BDB

RGB

56, 139, 219

HSL

209.4, 69.4%, 53.9%

HSV

209.4, 74.4%, 85.9%

CMYK

74.4%, 36.5%, 0.0%, 14.1%

OKLCH

0.6246 0.1448 250.7

Properties

Cool Light Nearest: cornflowerblue

Color Harmonies

Complementary

#388BDB

#DB8838

Analogous

#38DBD9

#3839DB

#388BDB

Triadic

#388BDB

#DB388B

#8BDB38

Split Complementary

#388BDB

#DB3839

#DBD938

Tetradic

#388BDB

#D938DB

#DB8838

#39DB38

Color Blindness Simulation

Original

#388BDB

Protanopia

#5C5DC8

Deuteranopia

#5751C3

Tritanopia

#3CB8B5

Achromatopsia

#7F7F7F

CSS Usage

background-color: #388BDB;
color: #388BDB;
border-color: #388BDB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C3DCF4
300
#97C3EC
400
#5FA2E2
500
#2781D8
600
#1F67AD
700
#19538A
800
#14416C
900
#12314F
950
#0B1F32

Contrast Checker

Text on white

3.57:1

AA Fail AAA Fail

Text on black

5.88:1

AA Pass 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