#223C69

#223C69

Color Values

HEX

#223C69

RGB

34, 60, 105

HSL

218.0, 51.1%, 27.3%

HSV

218.0, 67.6%, 41.2%

CMYK

67.6%, 42.9%, 0.0%, 58.8%

OKLCH

0.3599 0.0846 260.6

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#223C69

#694F22

Analogous

#226069

#2C2269

#223C69

Triadic

#223C69

#69223C

#3C6922

Split Complementary

#223C69

#692C22

#606922

Tetradic

#223C69

#692260

#694F22

#22692C

Color Blindness Simulation

Original

#223C69

Protanopia

#2D2D5E

Deuteranopia

#2C2A5C

Tritanopia

#235654

Achromatopsia

#3A3A3A

CSS Usage

background-color: #223C69;
color: #223C69;
border-color: #223C69;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F6FB
100
#E5EBF5
200
#C9D6EE
300
#A3B9E1
400
#7094D1
500
#3E6EC1
600
#32589A
700
#28467B
800
#1F3760
900
#1A2B47
950
#111B2D

Contrast Checker

Text on white

10.95:1

AA Pass AAA Pass

Text on black

1.92:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026