#731309

#731309

Color Values

HEX

#731309

RGB

115, 19, 9

HSL

5.7, 85.5%, 24.3%

HSV

5.7, 92.2%, 45.1%

CMYK

0.0%, 83.5%, 92.2%, 54.9%

OKLCH

0.3612 0.1313 30.3

Properties

Warm Dark Nearest: RAL 3011 Brown Red

Color Harmonies

Complementary

#731309

#096973

Analogous

#730934

#734809

#731309

Triadic

#731309

#097313

#130973

Split Complementary

#731309

#097348

#093473

Tetradic

#731309

#347309

#096973

#480973

Color Blindness Simulation

Original

#731309

Protanopia

#49490B

Deuteranopia

#4F560C

Tritanopia

#6E0D0E

Achromatopsia

#272727

CSS Usage

background-color: #731309;
color: #731309;
border-color: #731309;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FDF3F2
100
#FAE3E0
200
#FAC3BD
300
#F6978D
400
#F15F50
500
#ED2712
600
#BD1F0F
700
#97190C
800
#761409
900
#56120B
950
#360C07

Contrast Checker

Text on white

11.5:1

AA Pass AAA Pass

Text on black

1.83:1

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