#1B3136

#1B3136

Color Values

HEX

#1B3136

RGB

27, 49, 54

HSL

191.1, 33.3%, 15.9%

HSV

191.1, 50.0%, 21.2%

CMYK

50.0%, 9.3%, 0.0%, 78.8%

OKLCH

0.2971 0.0293 213.8

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#1B3136

#36201B

Analogous

#1B362E

#1B2436

#1B3136

Triadic

#1B3136

#361B31

#31361B

Split Complementary

#1B3136

#361B24

#362E1B

Tetradic

#1B3136

#2E1B36

#36201B

#24361B

Color Blindness Simulation

Original

#1B3136

Protanopia

#252535

Deuteranopia

#232234

Tritanopia

#1C3434

Achromatopsia

#2D2D2D

CSS Usage

background-color: #1B3136;
color: #1B3136;
border-color: #1B3136;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F5F9FA
100
#E8F0F2
200
#CFE3E7
300
#ADCFD6
400
#81B4C0
500
#559AAA
600
#447B88
700
#36636D
800
#2B4D55
900
#223A3F
950
#152428

Contrast Checker

Text on white

13.64:1

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