#404F45

#404F45

Color Values

HEX

#404F45

RGB

64, 79, 69

HSL

140.0, 10.5%, 28.0%

HSV

140.0, 19.0%, 31.0%

CMYK

19.0%, 0.0%, 12.7%, 69.0%

OKLCH

0.4113 0.0252 156.0

Properties

Cool Dark Nearest: RAL 7010 Tarpaulin Grey

Color Harmonies

Complementary

#404F45

#4F404A

Analogous

#424F40

#404F4C

#404F45

Triadic

#404F45

#45404F

#4F4540

Split Complementary

#404F45

#4C404F

#4F4042

Tetradic

#404F45

#40424F

#4F404A

#4F4C40

Color Blindness Simulation

Original

#404F45

Protanopia

#464747

Deuteranopia

#464448

Tritanopia

#41494A

Achromatopsia

#4B4B4B

CSS Usage

background-color: #404F45;
color: #404F45;
border-color: #404F45;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#ECEFED
200
#D8DFDA
300
#BBC8C0
400
#97AB9D
500
#728D7B
600
#5B7162
700
#495A4F
800
#39463E
900
#2C352F
950
#1C211E

Contrast Checker

Text on white

8.67:1

AA Pass AAA Pass

Text on black

2.42:1

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