#3F4360

#3F4360

Color Values

HEX

#3F4360

RGB

63, 67, 96

HSL

232.7, 20.8%, 31.2%

HSV

232.7, 34.4%, 37.6%

CMYK

34.4%, 30.2%, 0.0%, 62.4%

OKLCH

0.3919 0.0494 277.8

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3F4360

#605C3F

Analogous

#3F5460

#4C3F60

#3F4360

Triadic

#3F4360

#603F43

#43603F

Split Complementary

#3F4360

#604C3F

#54603F

Tetradic

#3F4360

#603F54

#605C3F

#3F604C

Color Blindness Simulation

Original

#3F4360

Protanopia

#414159

Deuteranopia

#404057

Tritanopia

#3F5352

Achromatopsia

#444444

CSS Usage

background-color: #3F4360;
color: #3F4360;
border-color: #3F4360;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F6F9
100
#EAEBF0
200
#D4D6E3
300
#B5B8CF
400
#8D92B4
500
#656B9A
600
#51567B
700
#414563
800
#32364D
900
#272A3A
950
#191A24

Contrast Checker

Text on white

9.62:1

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