#312339

#312339

Color Values

HEX

#312339

RGB

49, 35, 57

HSL

278.2, 23.9%, 18.0%

HSV

278.2, 38.6%, 22.4%

CMYK

14.0%, 38.6%, 0.0%, 77.6%

OKLCH

0.2827 0.0437 312.8

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#312339

#2B3923

Analogous

#262339

#392336

#312339

Triadic

#312339

#393123

#233931

Split Complementary

#312339

#363923

#233926

Tetradic

#312339

#392623

#2B3923

#233639

Color Blindness Simulation

Original

#312339

Protanopia

#2B2B34

Deuteranopia

#2C2D32

Tritanopia

#302F2F

Achromatopsia

#282828

CSS Usage

background-color: #312339;
color: #312339;
border-color: #312339;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F8F6F9
100
#EEEAF1
200
#DED3E4
300
#C6B3D0
400
#A78AB7
500
#88619E
600
#6D4E7E
700
#573E65
800
#44314F
900
#33263B
950
#201825

Contrast Checker

Text on white

14.68:1

AA Pass AAA Pass

Text on black

1.43:1

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