#1B6366

#1B6366

Color Values

HEX

#1B6366

RGB

27, 99, 102

HSL

182.4, 58.1%, 25.3%

HSV

182.4, 73.5%, 40.0%

CMYK

73.5%, 2.9%, 0.0%, 60.0%

OKLCH

0.4582 0.0685 199.1

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#1B6366

#661E1B

Analogous

#1B6644

#1B3E66

#1B6366

Triadic

#1B6366

#661B63

#63661B

Split Complementary

#1B6366

#661B3E

#66441B

Tetradic

#1B6366

#441B66

#661E1B

#3E661B

Color Blindness Simulation

Original

#1B6366

Protanopia

#3A3B65

Deuteranopia

#363165

Tritanopia

#1F6565

Achromatopsia

#545454

CSS Usage

background-color: #1B6366;
color: #1B6366;
border-color: #1B6366;
Nearest Tailwind: Teal 800 #115E59

Tailwind Shades

50
#F4FBFB
100
#E4F5F6
200
#C7EEF0
300
#9EE3E5
400
#6AD3D7
500
#35C4CA
600
#2B9DA1
700
#227D81
800
#1B6265
900
#17484A
950
#0F2D2F

Contrast Checker

Text on white

6.95:1

AA Pass AAA Fail

Text on black

3.02:1

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