#3F4ACA

#3F4ACA

Color Values

HEX

#3F4ACA

RGB

63, 74, 202

HSL

235.3, 56.7%, 52.0%

HSV

235.3, 68.8%, 79.2%

CMYK

68.8%, 63.4%, 0.0%, 20.8%

OKLCH

0.4826 0.1957 272.8

Properties

Cool Dark Nearest: slateblue 3

Color Harmonies

Complementary

#3F4ACA

#CABF3F

Analogous

#3F8FCA

#7A3FCA

#3F4ACA

Triadic

#3F4ACA

#CA3F4A

#4ACA3F

Split Complementary

#3F4ACA

#CA7A3F

#8FCA3F

Tetradic

#3F4ACA

#CA3F8F

#CABF3F

#3FCA7A

Color Blindness Simulation

Original

#3F4ACA

Protanopia

#4444AB

Deuteranopia

#4342A4

Tritanopia

#40938D

Achromatopsia

#515151

CSS Usage

background-color: #3F4ACA;
color: #3F4ACA;
border-color: #3F4ACA;
Nearest Tailwind: Blue 700 #1D4ED8

Tailwind Shades

50
#F4F4FB
100
#E5E6F6
200
#C7CAF0
300
#9FA5E5
400
#6B74D6
500
#3743C8
600
#2C35A0
700
#232B80
800
#1C2164
900
#181C49
950
#0F112E

Contrast Checker

Text on white

6.9:1

AA Pass AAA Fail

Text on black

3.04:1

AA Fail AAA Fail

Related Articles

Tutorials

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026