#3F41D0

#3F41D0

Color Values

HEX

#3F41D0

RGB

63, 65, 208

HSL

239.2, 60.7%, 53.1%

HSV

239.2, 69.7%, 81.6%

CMYK

69.7%, 68.8%, 0.0%, 18.4%

OKLCH

0.4732 0.2135 274.0

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#3F41D0

#D0CE3F

Analogous

#3F89D0

#853FD0

#3F41D0

Triadic

#3F41D0

#D03F41

#41D03F

Split Complementary

#3F41D0

#D0853F

#89D03F

Tetradic

#3F41D0

#D03F89

#D0CE3F

#3FD085

Color Blindness Simulation

Original

#3F41D0

Protanopia

#4040AD

Deuteranopia

#4040A5

Tritanopia

#3F928C

Achromatopsia

#4B4B4B

CSS Usage

background-color: #3F41D0;
color: #3F41D0;
border-color: #3F41D0;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F4FB
100
#E4E4F6
200
#C6C6F1
300
#9D9EE7
400
#6769DA
500
#3234CD
600
#282AA4
700
#202183
800
#191A66
900
#16174B
950
#0E0E2F

Contrast Checker

Text on white

7.3:1

AA Pass AAA Pass

Text on black

2.88:1

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