#304245

#304245

Color Values

HEX

#304245

RGB

48, 66, 69

HSL

188.6, 17.9%, 22.9%

HSV

188.6, 30.4%, 27.1%

CMYK

30.4%, 4.3%, 0.0%, 72.9%

OKLCH

0.3649 0.0235 208.8

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#304245

#453330

Analogous

#30453D

#303745

#304245

Triadic

#304245

#453042

#424530

Split Complementary

#304245

#453037

#453D30

Tetradic

#304245

#3D3045

#453330

#374530

Color Blindness Simulation

Original

#304245

Protanopia

#383844

Deuteranopia

#373544

Tritanopia

#314444

Achromatopsia

#3E3E3E

CSS Usage

background-color: #304245;
color: #304245;
border-color: #304245;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F6F8F9
100
#EAEFF0
200
#D5E0E2
300
#B7CACD
400
#90ADB2
500
#699096
600
#547378
700
#435C60
800
#34484B
900
#293638
950
#1A2224

Contrast Checker

Text on white

10.55:1

AA Pass AAA Pass

Text on black

1.99:1

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