#300503

#300503

Color Values

HEX

#300503

RGB

48, 5, 3

HSL

2,7, 88,2%, 10,0%

HSV

2,7, 93,7%, 18,8%

CMYK

0,0%, 89,6%, 93,8%, 81,2%

OKLCH

0,2035 0,0706 29,3

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#300503

#032E30

Analogous

#300317

#301C03

#300503

Triadic

#300503

#033005

#050330

Split Complementary

#300503

#03301C

#031730

Tetradic

#300503

#173003

#032E30

#1C0330

Color Blindness Simulation

Original

#300503

Protanopia

#1D1D03

Deuteranopia

#202304

Tritanopia

#2E0404

Achromatopsia

#0E0E0E

CSS Usage

background-color: #300503;
color: #300503;
border-color: #300503;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FDF2F2
100
#FBE1E0
200
#FBBFBC
300
#F8918C
400
#F4554D
500
#F0190F
600
#C0140C
700
#9A100A
800
#780D08
900
#570D0A
950
#370806

Contrast Checker

Text on white

18,28:1

AA Pass AAA Pass

Text on black

1,15:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026