#671E1B

#671E1B

Color Values

HEX

#671E1B

RGB

103, 30, 27

HSL

2.4, 58.5%, 25.5%

HSV

2.4, 73.8%, 40.4%

CMYK

0.0%, 70.9%, 73.8%, 59.6%

OKLCH

0.3514 0.1053 26.4

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#671E1B

#1B6467

Analogous

#671B3E

#67441B

#671E1B

Triadic

#671E1B

#1B671E

#1E1B67

Split Complementary

#671E1B

#1B6744

#1B3E67

Tetradic

#671E1B

#3E671B

#1B6467

#441B67

Color Blindness Simulation

Original

#671E1B

Protanopia

#47471C

Deuteranopia

#4C511C

Tritanopia

#631C1C

Achromatopsia

#2D2D2D

CSS Usage

background-color: #671E1B;
color: #671E1B;
border-color: #671E1B;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FBF4F4
100
#F6E5E4
200
#F0C8C6
300
#E6A19E
400
#D86E69
500
#CA3B35
600
#A22F2A
700
#812622
800
#651D1A
900
#4A1917
950
#2F100E

Contrast Checker

Text on white

11.81:1

AA Pass AAA Pass

Text on black

1.78:1

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