#1C1817

#1C1817

Color Values

HEX

#1C1817

RGB

28, 24, 23

HSL

12.0, 9.8%, 10.0%

HSV

12.0, 17.9%, 11.0%

CMYK

0.0%, 14.3%, 17.9%, 89.0%

OKLCH

0.2133 0.0067 34.3

Properties

Warm Dark Nearest: RAL 9011 Graphite Black

Color Harmonies

Complementary

#1C1817

#171B1C

Analogous

#1C1719

#1C1A17

#1C1817

Triadic

#1C1817

#171C18

#18171C

Split Complementary

#1C1817

#171C1A

#17191C

Tetradic

#1C1817

#191C17

#171B1C

#1A171C

Color Blindness Simulation

Original

#1C1817

Protanopia

#1A1A17

Deuteranopia

#1A1B17

Tritanopia

#1C1717

Achromatopsia

#191919

CSS Usage

background-color: #1C1817;
color: #1C1817;
border-color: #1C1817;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#F8F7F7
100
#EFECEC
200
#DFD9D8
300
#C8BEBC
400
#AA9B97
500
#8C7873
600
#70605C
700
#5A4D4A
800
#463C3A
900
#352E2C
950
#211D1C

Contrast Checker

Text on white

17.61:1

AA Pass AAA Pass

Text on black

1.19:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026