#39283B

#39283B

Color Values

HEX

#39283B

RGB

57, 40, 59

HSL

293.7, 19.2%, 19.4%

HSV

293.7, 32.2%, 23.1%

CMYK

3.4%, 32.2%, 0.0%, 76.9%

OKLCH

0.3048 0.0408 322.9

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#39283B

#2A3B28

Analogous

#2F283B

#3B2833

#39283B

Triadic

#39283B

#3B3928

#283B39

Split Complementary

#39283B

#333B28

#283B2F

Tetradic

#39283B

#3B2F28

#2A3B28

#28333B

Color Blindness Simulation

Original

#39283B

Protanopia

#323136

Deuteranopia

#333435

Tritanopia

#383332

Achromatopsia

#2D2D2D

CSS Usage

background-color: #39283B;
color: #39283B;
border-color: #39283B;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F8F6F9
100
#EFEAF0
200
#E1D4E2
300
#CBB6CE
400
#AF8FB3
500
#936798
600
#75527A
700
#5E4261
800
#49344C
900
#372839
950
#231924

Contrast Checker

Text on white

13.63:1

AA Pass AAA Pass

Text on black

1.54:1

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