#303D47

#303D47

Color Values

HEX

#303D47

RGB

48, 61, 71

HSL

206.1, 19.3%, 23.3%

HSV

206.1, 32.4%, 27.8%

CMYK

32.4%, 14.1%, 0.0%, 72.2%

OKLCH

0.3525 0.0244 241.5

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#303D47

#473A30

Analogous

#304745

#303147

#303D47

Triadic

#303D47

#47303D

#3D4730

Split Complementary

#303D47

#473031

#474530

Tetradic

#303D47

#453047

#473A30

#314730

Color Blindness Simulation

Original

#303D47

Protanopia

#363645

Deuteranopia

#353444

Tritanopia

#314342

Achromatopsia

#3B3B3B

CSS Usage

background-color: #303D47;
color: #303D47;
border-color: #303D47;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D4DCE2
300
#B6C3CE
400
#8EA3B3
500
#678398
600
#52697A
700
#425461
800
#33414C
900
#283239
950
#191F24

Contrast Checker

Text on white

11.15:1

AA Pass AAA Pass

Text on black

1.88:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026