#355569

#355569

Color Values

HEX

#355569

RGB

53, 85, 105

HSL

203.1, 32.9%, 31.0%

HSV

203.1, 49.5%, 41.2%

CMYK

49.5%, 19.0%, 0.0%, 58.8%

OKLCH

0.4333 0.0502 237.0

Properties

Cool Dark Nearest: RAL 5025 Pearl Gentian Blue

Color Harmonies

Complementary

#355569

#694935

Analogous

#356963

#353B69

#355569

Triadic

#355569

#693555

#556935

Split Complementary

#355569

#69353B

#696335

Tetradic

#355569

#633569

#694935

#3B6935

Color Blindness Simulation

Original

#355569

Protanopia

#434364

Deuteranopia

#413F63

Tritanopia

#376060

Achromatopsia

#505050

CSS Usage

background-color: #355569;
color: #355569;
border-color: #355569;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F5F8F9
100
#E8EEF2
200
#D0DEE7
300
#AEC6D6
400
#82A8C0
500
#5689A9
600
#446E88
700
#37586C
800
#2B4555
900
#22343F
950
#162128

Contrast Checker

Text on white

7.91:1

AA Pass AAA Pass

Text on black

2.65:1

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