#343D4B

#343D4B

Color Values

HEX

#343D4B

RGB

52, 61, 75

HSL

216.5, 18.1%, 24.9%

HSV

216.5, 30.7%, 29.4%

CMYK

30.7%, 18.7%, 0.0%, 70.6%

OKLCH

0.3576 0.0272 259.1

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#343D4B

#4B4234

Analogous

#34484B

#36344B

#343D4B

Triadic

#343D4B

#4B343D

#3D4B34

Split Complementary

#343D4B

#4B3634

#484B34

Tetradic

#343D4B

#4B3448

#4B4234

#344B36

Color Blindness Simulation

Original

#343D4B

Protanopia

#383848

Deuteranopia

#373747

Tritanopia

#344544

Achromatopsia

#3C3C3C

CSS Usage

background-color: #343D4B;
color: #343D4B;
border-color: #343D4B;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D5DAE2
300
#B7BFCD
400
#909DB2
500
#687A97
600
#546278
700
#434E60
800
#343D4B
900
#292F38
950
#1A1E24

Contrast Checker

Text on white

10.97:1

AA Pass AAA Pass

Text on black

1.92:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026