#18242B

#18242B

Color Values

HEX

#18242B

RGB

24, 36, 43

HSL

202.1, 28.4%, 13.1%

HSV

202.1, 44.2%, 16.9%

CMYK

44.2%, 16.3%, 0.0%, 83.1%

OKLCH

0.2524 0.0214 234.3

Properties

Cool Dark Nearest: RAL 7021 Black Grey

Color Harmonies

Complementary

#18242B

#2B1F18

Analogous

#182B28

#181A2B

#18242B

Triadic

#18242B

#2B1824

#242B18

Split Complementary

#18242B

#2B181A

#2B2818

Tetradic

#18242B

#28182B

#2B1F18

#1A2B18

Color Blindness Simulation

Original

#18242B

Protanopia

#1D1D29

Deuteranopia

#1C1C29

Tritanopia

#192828

Achromatopsia

#222222

CSS Usage

background-color: #18242B;
color: #18242B;
border-color: #18242B;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F6F8F9
100
#E9EEF1
200
#D1DEE5
300
#B0C6D3
400
#86A8BB
500
#5B89A4
600
#496E83
700
#3A5869
800
#2E4552
900
#24343D
950
#172126

Contrast Checker

Text on white

15.84:1

AA Pass AAA Pass

Text on black

1.33:1

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