#31353D

#31353D

Color Values

HEX

#31353D

RGB

49, 53, 61

HSL

220.0, 10.9%, 21.6%

HSV

220.0, 19.7%, 23.9%

CMYK

19.7%, 13.1%, 0.0%, 76.1%

OKLCH

0.3283 0.0152 264.3

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#31353D

#3D3931

Analogous

#313B3D

#33313D

#31353D

Triadic

#31353D

#3D3135

#353D31

Split Complementary

#31353D

#3D3331

#3B3D31

Tetradic

#31353D

#3D313B

#3D3931

#313D33

Color Blindness Simulation

Original

#31353D

Protanopia

#33333B

Deuteranopia

#32323B

Tritanopia

#313A39

Achromatopsia

#353535

CSS Usage

background-color: #31353D;
color: #31353D;
border-color: #31353D;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F7F7F8
100
#EBEDEF
200
#D7DADF
300
#BBC0C8
400
#969DAB
500
#727B8D
600
#5B6271
700
#494F5A
800
#393D47
900
#2C2F35
950
#1C1E22

Contrast Checker

Text on white

12.3:1

AA Pass AAA Pass

Text on black

1.71:1

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