#218CF2

#218CF2

Color Values

HEX

#218CF2

RGB

33, 140, 242

HSL

209.3, 88.9%, 53.9%

HSV

209.3, 86.4%, 94.9%

CMYK

86.4%, 42.1%, 0.0%, 5.1%

OKLCH

0.6354 0.178 252.4

Properties

Cool Light Nearest: dodgerblue 2

Color Harmonies

Complementary

#218CF2

#F28721

Analogous

#21F2F0

#2123F2

#218CF2

Triadic

#218CF2

#F2218C

#8CF221

Split Complementary

#218CF2

#F22123

#F2F021

Tetradic

#218CF2

#F021F2

#F28721

#23F221

Color Blindness Simulation

Original

#218CF2

Protanopia

#4F50D9

Deuteranopia

#4941D3

Tritanopia

#26C6C2

Achromatopsia

#7D7D7D

CSS Usage

background-color: #218CF2;
color: #218CF2;
border-color: #218CF2;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F2F7FD
100
#E0EDFB
200
#BCDCFB
300
#8BC3F8
400
#4DA3F5
500
#0E82F1
600
#0B68C1
700
#09539A
800
#074178
900
#0A3157
950
#061F37

Contrast Checker

Text on white

3.44:1

AA Fail AAA Fail

Text on black

6.1:1

AA Pass AAA Fail

Related Articles

Tutorials

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

1月 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1月 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1月 15, 2026