#152020

#152020

Color Values

HEX

#152020

RGB

21, 32, 32

HSL

180.0, 20.8%, 10.4%

HSV

180.0, 34.4%, 12.5%

CMYK

34.4%, 0.0%, 0.0%, 87.5%

OKLCH

0.2331 0.0156 196.1

Properties

Cool Dark Nearest: RAL 9017 Traffic Black

Color Harmonies

Complementary

#152020

#201515

Analogous

#15201B

#151B20

#152020

Triadic

#152020

#201520

#202015

Split Complementary

#152020

#20151B

#201B15

Tetradic

#152020

#1B1520

#201515

#1B2015

Color Blindness Simulation

Original

#152020

Protanopia

#1A1A20

Deuteranopia

#191820

Tritanopia

#162020

Achromatopsia

#1E1E1E

CSS Usage

background-color: #152020;
color: #152020;
border-color: #152020;
Nearest Tailwind: Neutral 900 #171717

Tailwind Shades

50
#F6F9F9
100
#EAF0F0
200
#D4E3E3
300
#B5CFCF
400
#8DB4B4
500
#659A9A
600
#517B7B
700
#416363
800
#324D4D
900
#273A3A
950
#192424

Contrast Checker

Text on white

16.68:1

AA Pass AAA Pass

Text on black

1.26:1

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