#671D1D

#671D1D

Color Values

HEX

#671D1D

RGB

103, 29, 29

HSL

0.0, 56.1%, 25.9%

HSV

0.0, 71.8%, 40.4%

CMYK

0.0%, 71.8%, 71.8%, 59.6%

OKLCH

0.3504 0.1061 24.4

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#671D1D

#1D6767

Analogous

#671D42

#67421D

#671D1D

Triadic

#671D1D

#1D671D

#1D1D67

Split Complementary

#671D1D

#1D6742

#1D4267

Tetradic

#671D1D

#42671D

#1D6767

#421D67

Color Blindness Simulation

Original

#671D1D

Protanopia

#47461D

Deuteranopia

#4B511D

Tritanopia

#631D1D

Achromatopsia

#2D2D2D

CSS Usage

background-color: #671D1D;
color: #671D1D;
border-color: #671D1D;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#EFC7C7
300
#E49F9F
400
#D66C6C
500
#C73838
600
#9F2D2D
700
#7F2424
800
#641C1C
900
#491818
950
#2E0F0F

Contrast Checker

Text on white

11.86:1

AA Pass AAA Pass

Text on black

1.77:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026