#4284CD

#4284CD

Color Values

HEX

#4284CD

RGB

66, 132, 205

HSL

211,5, 58,2%, 53,1%

HSV

211,5, 67,8%, 80,4%

CMYK

67,8%, 35,6%, 0,0%, 19,6%

OKLCH

0,6043 0,1305 252,8

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#4284CD

#CD8B42

Analogous

#42CACD

#4542CD

#4284CD

Triadic

#4284CD

#CD4284

#84CD42

Split Complementary

#4284CD

#CD4542

#CACD42

Tetradic

#4284CD

#CD42CA

#CD8B42

#42CD45

Color Blindness Simulation

Original

#4284CD

Protanopia

#5F5FBB

Deuteranopia

#5B56B7

Tritanopia

#45ADAA

Achromatopsia

#7B7B7B

CSS Usage

background-color: #4284CD;
color: #4284CD;
border-color: #4284CD;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E4EDF6
200
#C7DAF0
300
#9EC0E5
400
#6A9ED8
500
#357CCA
600
#2B63A1
700
#224F81
800
#1B3E65
900
#172F4A
950
#0F1E2F

Contrast Checker

Text on white

3,88:1

AA Fail AAA Fail

Text on black

5,41:1

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