#2558AF

#2558AF

Color Values

HEX

#2558AF

RGB

37, 88, 175

HSL

217.8, 65.1%, 41.6%

HSV

217.8, 78.9%, 68.6%

CMYK

78.9%, 49.7%, 0.0%, 31.4%

OKLCH

0.4762 0.1495 260.4

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#2558AF

#AF7C25

Analogous

#259DAF

#3725AF

#2558AF

Triadic

#2558AF

#AF2558

#58AF25

Split Complementary

#2558AF

#AF3725

#9DAF25

Tetradic

#2558AF

#AF259D

#AF7C25

#25AF37

Color Blindness Simulation

Original

#2558AF

Protanopia

#3B3C9A

Deuteranopia

#383495

Tritanopia

#288986

Achromatopsia

#535353

CSS Usage

background-color: #2558AF;
color: #2558AF;
border-color: #2558AF;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FC
100
#E3EBF7
200
#C4D5F3
300
#9AB7EA
400
#6391DE
500
#2C6AD3
600
#2455A8
700
#1C4487
800
#163569
900
#14294D
950
#0D1A31

Contrast Checker

Text on white

6.79:1

AA Pass AAA Fail

Text on black

3.09:1

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