#131820

#131820

Color Values

HEX

#131820

RGB

19, 24, 32

HSL

216.9, 25.5%, 10.0%

HSV

216.9, 40.6%, 12.5%

CMYK

40.6%, 25.0%, 0.0%, 87.5%

OKLCH

0.2077 0.0177 259.7

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#131820

#201B13

Analogous

#131F20

#141320

#131820

Triadic

#131820

#201318

#182013

Split Complementary

#131820

#201413

#1F2013

Tetradic

#131820

#20131F

#201B13

#132014

Color Blindness Simulation

Original

#131820

Protanopia

#15151E

Deuteranopia

#15141E

Tritanopia

#131D1C

Achromatopsia

#181818

CSS Usage

background-color: #131820;
color: #131820;
border-color: #131820;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D9E4
300
#B2BED1
400
#899BB9
500
#5F78A0
600
#4C6080
700
#3D4D66
800
#2F3C50
900
#252E3C
950
#181D26

Contrast Checker

Text on white

17.81:1

AA Pass AAA Pass

Text on black

1.18:1

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