#155456

#155456

Color Values

HEX

#155456

RGB

21, 84, 86

HSL

181.8, 60.7%, 21.0%

HSV

181.8, 75.6%, 33.7%

CMYK

75.6%, 2.3%, 0.0%, 66.3%

OKLCH

0.4085 0.0614 198.1

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#155456

#561715

Analogous

#155638

#153456

#155456

Triadic

#155456

#561554

#545615

Split Complementary

#155456

#561534

#563815

Tetradic

#155456

#381556

#561715

#345615

Color Blindness Simulation

Original

#155456

Protanopia

#303156

Deuteranopia

#2D2855

Tritanopia

#185555

Achromatopsia

#474747

CSS Usage

background-color: #155456;
color: #155456;
border-color: #155456;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F3FBFB
100
#E4F6F6
200
#C6F0F1
300
#9DE5E7
400
#67D6DA
500
#32C8CD
600
#28A0A4
700
#208083
800
#196466
900
#16494B
950
#0E2E2F

Contrast Checker

Text on white

8.63:1

AA Pass AAA Pass

Text on black

2.43:1

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