#3F3FA0

#3F3FA0

Color Values

HEX

#3F3FA0

RGB

63, 63, 160

HSL

240.0, 43.5%, 43.7%

HSV

240.0, 60.6%, 62.7%

CMYK

60.6%, 60.6%, 0.0%, 37.3%

OKLCH

0.4271 0.1532 277.7

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F3FA0

#A0A03F

Analogous

#3F6FA0

#6F3FA0

#3F3FA0

Triadic

#3F3FA0

#A03F3F

#3FA03F

Split Complementary

#3F3FA0

#A06F3F

#6FA03F

Tetradic

#3F3FA0

#A03F6F

#A0A03F

#3FA06F

Color Blindness Simulation

Original

#3F3FA0

Protanopia

#3F3F89

Deuteranopia

#3F3F83

Tritanopia

#3F7672

Achromatopsia

#464646

CSS Usage

background-color: #3F3FA0;
color: #3F3FA0;
border-color: #3F3FA0;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F5F5FA
100
#E7E7F4
200
#CCCCEB
300
#A7A7DC
400
#7878CA
500
#4848B7
600
#3A3A92
700
#2E2E75
800
#24245B
900
#1D1D43
950
#13132B

Contrast Checker

Text on white

8.64:1

AA Pass AAA Pass

Text on black

2.43:1

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