#37293C

#37293C

Color Values

HEX

#37293C

RGB

55, 41, 60

HSL

284.2, 18.8%, 19.8%

HSV

284.2, 31.7%, 23.5%

CMYK

8.3%, 31.7%, 0.0%, 76.5%

OKLCH

0.3051 0.0385 317.0

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#37293C

#2E3C29

Analogous

#2D293C

#3C2937

#37293C

Triadic

#37293C

#3C3729

#293C37

Split Complementary

#37293C

#373C29

#293C2D

Tetradic

#37293C

#3C2D29

#2E3C29

#29373C

Color Blindness Simulation

Original

#37293C

Protanopia

#313137

Deuteranopia

#323336

Tritanopia

#363433

Achromatopsia

#2D2D2D

CSS Usage

background-color: #37293C;
color: #37293C;
border-color: #37293C;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F8F6F9
100
#EFEAF0
200
#DED5E2
300
#C7B6CD
400
#A98FB2
500
#8B6897
600
#6F5379
700
#594261
800
#45344C
900
#342839
950
#211924

Contrast Checker

Text on white

13.59:1

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