#28598F

#28598F

Color Values

HEX

#28598F

RGB

40, 89, 143

HSL

211.5, 56.3%, 35.9%

HSV

211.5, 72.0%, 56.1%

CMYK

72.0%, 37.8%, 0.0%, 43.9%

OKLCH

0.4577 0.1032 252.9

Properties

Cool Dark Nearest: RAL 5019 Capri Blue

Color Harmonies

Complementary

#28598F

#8F5E28

Analogous

#288D8F

#2B288F

#28598F

Triadic

#28598F

#8F2859

#598F28

Split Complementary

#28598F

#8F2B28

#8D8F28

Tetradic

#28598F

#8F288D

#8F5E28

#288F2B

Color Blindness Simulation

Original

#28598F

Protanopia

#3D3E82

Deuteranopia

#3A377F

Tritanopia

#2A7875

Achromatopsia

#525252

CSS Usage

background-color: #28598F;
color: #28598F;
border-color: #28598F;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FB
100
#E5EDF6
200
#C7DAEF
300
#9FC0E4
400
#6C9ED6
500
#387CC7
600
#2D639F
700
#244F80
800
#1C3E64
900
#182F49
950
#0F1E2E

Contrast Checker

Text on white

7.2:1

AA Pass AAA Pass

Text on black

2.92:1

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