#273640

#273640

Color Values

HEX

#273640

RGB

39, 54, 64

HSL

204.0, 24.3%, 20.2%

HSV

204.0, 39.1%, 25.1%

CMYK

39.1%, 15.6%, 0.0%, 74.9%

OKLCH

0.3239 0.0267 237.8

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#273640

#403127

Analogous

#27403E

#272940

#273640

Triadic

#273640

#402736

#364027

Split Complementary

#273640

#402729

#403E27

Tetradic

#273640

#3E2740

#403127

#294027

Color Blindness Simulation

Original

#273640

Protanopia

#2D2E3E

Deuteranopia

#2D2C3D

Tritanopia

#283C3B

Achromatopsia

#343434

CSS Usage

background-color: #273640;
color: #273640;
border-color: #273640;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F6F8F9
100
#E9EEF1
200
#D3DDE4
300
#B3C5D1
400
#8AA5B8
500
#61869E
600
#4D6B7F
700
#3E5665
800
#30434F
900
#26333B
950
#182025

Contrast Checker

Text on white

12.44:1

AA Pass AAA Pass

Text on black

1.69:1

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