#4381BF

#4381BF

Color Values

HEX

#4381BF

RGB

67, 129, 191

HSL

210.0, 49.2%, 50.6%

HSV

210.0, 64.9%, 74.9%

CMYK

64.9%, 32.5%, 0.0%, 25.1%

OKLCH

0.5902 0.1152 250.4

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#4381BF

#BF8143

Analogous

#43BFBF

#4343BF

#4381BF

Triadic

#4381BF

#BF4381

#81BF43

Split Complementary

#4381BF

#BF4343

#BFBF43

Tetradic

#4381BF

#BF43BF

#BF8143

#43BF43

Color Blindness Simulation

Original

#4381BF

Protanopia

#5E5EB0

Deuteranopia

#5A56AC

Tritanopia

#46A4A2

Achromatopsia

#787878

CSS Usage

background-color: #4381BF;
color: #4381BF;
border-color: #4381BF;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E6EDF5
200
#CADBED
300
#A4C2E0
400
#72A1CF
500
#4180BE
600
#346698
700
#29527A
800
#20405F
900
#1B3046
950
#111F2C

Contrast Checker

Text on white

4.09:1

AA Fail AAA Fail

Text on black

5.13:1

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