#40384D

#40384D

Color Values

HEX

#40384D

RGB

64, 56, 77

HSL

262.9, 15.8%, 26.1%

HSV

262.9, 27.3%, 30.2%

CMYK

16.9%, 27.3%, 0.0%, 69.8%

OKLCH

0.3577 0.0372 302.0

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#40384D

#454D38

Analogous

#383B4D

#4B384D

#40384D

Triadic

#40384D

#4D4038

#384D40

Split Complementary

#40384D

#4D4B38

#3B4D38

Tetradic

#40384D

#4D383B

#454D38

#384D4B

Color Blindness Simulation

Original

#40384D

Protanopia

#3D3C48

Deuteranopia

#3D3E47

Tritanopia

#404443

Achromatopsia

#3B3B3B

CSS Usage

background-color: #40384D;
color: #40384D;
border-color: #40384D;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F7F6F8
100
#EDEBF0
200
#DAD6E1
300
#C0B8CB
400
#9D92B0
500
#7B6B94
600
#625676
700
#4F455E
800
#3D364A
900
#2F2A37
950
#1E1A23

Contrast Checker

Text on white

11.11:1

AA Pass AAA Pass

Text on black

1.89:1

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