#313D33

#313D33

Color Values

HEX

#313D33

RGB

49, 61, 51

HSL

130.0, 10.9%, 21.6%

HSV

130.0, 19.7%, 23.9%

CMYK

19.7%, 0.0%, 16.4%, 76.1%

OKLCH

0.3457 0.0234 149.9

Properties

Cool Dark Nearest: RAL 6009 Fir Green

Color Harmonies

Complementary

#313D33

#3D313B

Analogous

#353D31

#313D39

#313D33

Triadic

#313D33

#33313D

#3D3331

Split Complementary

#313D33

#39313D

#3D3135

Tetradic

#313D33

#31353D

#3D313B

#3D3931

Color Blindness Simulation

Original

#313D33

Protanopia

#363635

Deuteranopia

#363536

Tritanopia

#323738

Achromatopsia

#3A3A3A

CSS Usage

background-color: #313D33;
color: #313D33;
border-color: #313D33;
Nearest Tailwind: Stone 700 #44403C

Tailwind Shades

50
#F7F8F7
100
#EBEFEC
200
#D7DFD9
300
#BBC8BD
400
#96AB9A
500
#728D76
600
#5B715F
700
#495A4C
800
#39473B
900
#2C352D
950
#1C221D

Contrast Checker

Text on white

11.38:1

AA Pass AAA Pass

Text on black

1.85:1

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