#3F485F

#3F485F

Color Values

HEX

#3F485F

RGB

63, 72, 95

HSL

223.1, 20.3%, 31.0%

HSV

223.1, 33.7%, 37.3%

CMYK

33.7%, 24.2%, 0.0%, 62.7%

OKLCH

0.4033 0.0406 268.0

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#3F485F

#5F563F

Analogous

#3F585F

#463F5F

#3F485F

Triadic

#3F485F

#5F3F48

#485F3F

Split Complementary

#3F485F

#5F463F

#585F3F

Tetradic

#3F485F

#5F3F58

#5F563F

#3F5F46

Color Blindness Simulation

Original

#3F485F

Protanopia

#434359

Deuteranopia

#424258

Tritanopia

#3F5554

Achromatopsia

#484848

CSS Usage

background-color: #3F485F;
color: #3F485F;
border-color: #3F485F;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F7F9
100
#EAECF0
200
#D4D8E3
300
#B5BCCE
400
#8D98B4
500
#667499
600
#515D7B
700
#414A62
800
#333A4D
900
#282D39
950
#191C24

Contrast Checker

Text on white

9.12:1

AA Pass AAA Pass

Text on black

2.3:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026