#284448

#284448

Color Values

HEX

#284448

RGB

40, 68, 72

HSL

187.5, 28.6%, 22.0%

HSV

187.5, 44.4%, 28.2%

CMYK

44.4%, 5.6%, 0.0%, 71.8%

OKLCH

0.3661 0.0345 207.3

Properties

Cool Dark Nearest: RAL 6004 Blue Green

Color Harmonies

Complementary

#284448

#482C28

Analogous

#28483C

#283448

#284448

Triadic

#284448

#482844

#444828

Split Complementary

#284448

#482834

#483C28

Tetradic

#284448

#3C2848

#482C28

#344828

Color Blindness Simulation

Original

#284448

Protanopia

#343447

Deuteranopia

#323047

Tritanopia

#294646

Achromatopsia

#3E3E3E

CSS Usage

background-color: #284448;
color: #284448;
border-color: #284448;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F5F9F9
100
#E9F0F1
200
#D1E3E6
300
#B0CFD3
400
#86B5BC
500
#5B9BA4
600
#497C83
700
#3A6369
800
#2E4D52
900
#243A3D
950
#172526

Contrast Checker

Text on white

10.44:1

AA Pass AAA Pass

Text on black

2.01:1

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