#3F339E

#3F339E

Color Values

HEX

#3F339E

RGB

63, 51, 158

HSL

246.7, 51.2%, 41.0%

HSV

246.7, 67.7%, 62.0%

CMYK

60.1%, 67.7%, 0.0%, 38.0%

OKLCH

0.4047 0.1657 281.1

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F339E

#929E33

Analogous

#335D9E

#75339E

#3F339E

Triadic

#3F339E

#9E3F33

#339E3F

Split Complementary

#3F339E

#9E7533

#5D9E33

Tetradic

#3F339E

#9E335D

#929E33

#339E75

Color Blindness Simulation

Original

#3F339E

Protanopia

#3A3A84

Deuteranopia

#3A3B7E

Tritanopia

#3E706B

Achromatopsia

#3D3D3D

CSS Usage

background-color: #3F339E;
color: #3F339E;
border-color: #3F339E;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F5F4FB
100
#E7E5F5
200
#CDC9EE
300
#A9A2E1
400
#7B70D1
500
#4D3EC1
600
#3D329A
700
#31287B
800
#261F60
900
#1F1A47
950
#14102D

Contrast Checker

Text on white

9.64:1

AA Pass AAA Pass

Text on black

2.18:1

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