#404749

#404749

Color Values

HEX

#404749

RGB

64, 71, 73

HSL

193.3, 6.6%, 26.9%

HSV

193.3, 12.3%, 28.6%

CMYK

12.3%, 2.7%, 0.0%, 71.4%

OKLCH

0.3923 0.0098 216.7

Properties

Cool Dark Nearest: Outer Space

Color Harmonies

Complementary

#404749

#494240

Analogous

#404947

#404349

#404749

Triadic

#404749

#494047

#474940

Split Complementary

#404749

#494043

#494740

Tetradic

#404749

#474049

#494240

#434940

Color Blindness Simulation

Original

#404749

Protanopia

#434349

Deuteranopia

#434248

Tritanopia

#404848

Achromatopsia

#464646

CSS Usage

background-color: #404749;
color: #404749;
border-color: #404749;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F7F8F8
100
#ECEEEE
200
#D9DDDE
300
#BEC4C6
400
#9AA4A7
500
#778488
600
#5F6A6D
700
#4C5557
800
#3C4244
900
#2E3233
950
#1D2020

Contrast Checker

Text on white

9.48:1

AA Pass AAA Pass

Text on black

2.22:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026