#381F3A

#381F3A

Color Values

HEX

#381F3A

RGB

56, 31, 58

HSL

295.6, 30.3%, 17.5%

HSV

295.6, 46.6%, 22.7%

CMYK

3.4%, 46.6%, 0.0%, 77.3%

OKLCH

0.2841 0.0586 324.3

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#381F3A

#213A1F

Analogous

#2B1F3A

#3A1F2F

#381F3A

Triadic

#381F3A

#3A381F

#1F3A38

Split Complementary

#381F3A

#2F3A1F

#1F3A2B

Tetradic

#381F3A

#3A2B1F

#213A1F

#1F2F3A

Color Blindness Simulation

Original

#381F3A

Protanopia

#2D2D33

Deuteranopia

#2F3032

Tritanopia

#372E2D

Achromatopsia

#262626

CSS Usage

background-color: #381F3A;
color: #381F3A;
border-color: #381F3A;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F9F5F9
100
#F1E9F2
200
#E5D0E6
300
#D2AFD4
400
#B984BD
500
#A059A6
600
#804785
700
#67396A
800
#502C53
900
#3C233E
950
#261627

Contrast Checker

Text on white

14.73:1

AA Pass AAA Pass

Text on black

1.43:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

1월 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1월 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1월 15, 2026