#3F48CC

#3F48CC

Color Values

HEX

#3F48CC

RGB

63, 72, 204

HSL

236,2, 58,0%, 52,4%

HSV

236,2, 69,1%, 80,0%

CMYK

69,1%, 64,7%, 0,0%, 20,0%

OKLCH

0,4809 0,2006 273,1

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3F48CC

#CCC33F

Analogous

#3F8FCC

#7D3FCC

#3F48CC

Triadic

#3F48CC

#CC3F48

#48CC3F

Split Complementary

#3F48CC

#CC7D3F

#8FCC3F

Tetradic

#3F48CC

#CC3F8F

#CCC33F

#3FCC7D

Color Blindness Simulation

Original

#3F48CC

Protanopia

#4343AC

Deuteranopia

#4242A4

Tritanopia

#3F938D

Achromatopsia

#505050

CSS Usage

background-color: #3F48CC;
color: #3F48CC;
border-color: #3F48CC;
Nearest Tailwind: Blue 700 #1D4ED8

Tailwind Shades

50
#F4F4FB
100
#E4E5F6
200
#C7C9F0
300
#9EA3E5
400
#6A71D7
500
#363FC9
600
#2B32A1
700
#222881
800
#1B1F65
900
#171A4A
950
#0F112F

Contrast Checker

Text on white

6,98:1

AA Pass AAA Fail

Text on black

3,01:1

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