#155389

#155389

Color Values

HEX

#155389

RGB

21, 83, 137

HSL

207.9, 73.4%, 31.0%

HSV

207.9, 84.7%, 53.7%

CMYK

84.7%, 39.4%, 0.0%, 46.3%

OKLCH

0.4333 0.108 249.7

Properties

Cool Dark Nearest: RAL 5019 Capri Blue

Color Harmonies

Complementary

#155389

#894B15

Analogous

#158985

#151989

#155389

Triadic

#155389

#891553

#538915

Split Complementary

#155389

#891519

#898515

Tetradic

#155389

#851589

#894B15

#198915

Color Blindness Simulation

Original

#155389

Protanopia

#30307C

Deuteranopia

#2C2879

Tritanopia

#18726F

Achromatopsia

#4A4A4A

CSS Usage

background-color: #155389;
color: #155389;
border-color: #155389;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F3F8FC
100
#E2EEF8
200
#C1DDF6
300
#95C5EF
400
#5BA5E6
500
#2286DD
600
#1B6BB1
700
#16568D
800
#11436F
900
#103350
950
#0A2033

Contrast Checker

Text on white

7.98:1

AA Pass AAA Pass

Text on black

2.63:1

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