#1C191B

#1C191B

Color Values

HEX

#1C191B

RGB

28, 25, 27

HSL

320.0, 5.7%, 10.4%

HSV

320.0, 10.7%, 11.0%

CMYK

0.0%, 10.7%, 3.6%, 89.0%

OKLCH

0.2177 0.006 337.8

Properties

Warm Dark Nearest: RAL 9011 Graphite Black

Color Harmonies

Complementary

#1C191B

#191C1A

Analogous

#1C191C

#1C191A

#1C191B

Triadic

#1C191B

#1B1C19

#191B1C

Split Complementary

#1C191B

#1A1C19

#191C1C

Tetradic

#1C191B

#1C1C19

#191C1A

#191A1C

Color Blindness Simulation

Original

#1C191B

Protanopia

#1B1B1B

Deuteranopia

#1B1B1A

Tritanopia

#1C1A1A

Achromatopsia

#1A1A1A

CSS Usage

background-color: #1C191B;
color: #1C191B;
border-color: #1C191B;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F8F7F7
100
#EEECED
200
#DDD9DC
300
#C5BEC3
400
#A69BA2
500
#877882
600
#6C6068
700
#564D53
800
#433C41
900
#332E31
950
#201D1F

Contrast Checker

Text on white

17.44:1

AA Pass AAA Pass

Text on black

1.2:1

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