#28425F

#28425F

Color Values

HEX

#28425F

RGB

40, 66, 95

HSL

211.6, 40.7%, 26.5%

HSV

211.6, 57.9%, 37.3%

CMYK

57.9%, 30.5%, 0.0%, 62.7%

OKLCH

0.3721 0.0596 252.1

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#28425F

#5F4528

Analogous

#285E5F

#2A285F

#28425F

Triadic

#28425F

#5F2842

#425F28

Split Complementary

#28425F

#5F2A28

#5E5F28

Tetradic

#28425F

#5F285E

#5F4528

#285F2A

Color Blindness Simulation

Original

#28425F

Protanopia

#333358

Deuteranopia

#323056

Tritanopia

#295251

Achromatopsia

#3F3F3F

CSS Usage

background-color: #28425F;
color: #28425F;
border-color: #28425F;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CDDBEA
300
#A9C0DB
400
#7A9FC7
500
#4C7DB3
600
#3C6490
700
#305073
800
#263E5A
900
#1F3042
950
#131E2A

Contrast Checker

Text on white

10.32:1

AA Pass AAA Pass

Text on black

2.03:1

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