#2273DD

#2273DD

Color Values

HEX

#2273DD

RGB

34, 115, 221

HSL

214.0, 73.3%, 50.0%

HSV

214.0, 84.6%, 86.7%

CMYK

84.6%, 48.0%, 0.0%, 13.3%

OKLCH

0.5673 0.1791 257.3

Properties

Cool Dark Nearest: Navy Blue

Color Harmonies

Complementary

#2273DD

#DD8C22

Analogous

#22D0DD

#2F22DD

#2273DD

Triadic

#2273DD

#DD2273

#73DD22

Split Complementary

#2273DD

#DD2F22

#D0DD22

Tetradic

#2273DD

#DD22D0

#DD8C22

#22DD2F

Color Blindness Simulation

Original

#2273DD

Protanopia

#4546C3

Deuteranopia

#403ABD

Tritanopia

#26AFAB

Achromatopsia

#696969

CSS Usage

background-color: #2273DD;
color: #2273DD;
border-color: #2273DD;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C1D8F5
300
#95BCEF
400
#5B97E6
500
#2273DD
600
#1B5CB1
700
#164A8D
800
#113A6E
900
#102C50
950
#0A1C33

Contrast Checker

Text on white

4.6:1

AA Pass AAA Fail

Text on black

4.56:1

AA Pass 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