#540B07

#540B07

Color Values

HEX

#540B07

RGB

84, 11, 7

HSL

3.1, 84.6%, 17.8%

HSV

3.1, 91.7%, 32.9%

CMYK

0.0%, 86.9%, 91.7%, 67.1%

OKLCH

0.2901 0.105 28.9

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#540B07

#075054

Analogous

#540729

#543107

#540B07

Triadic

#540B07

#07540B

#0B0754

Split Complementary

#540B07

#075431

#072954

Tetradic

#540B07

#295407

#075054

#310754

Color Blindness Simulation

Original

#540B07

Protanopia

#343408

Deuteranopia

#393E08

Tritanopia

#500909

Achromatopsia

#1A1A1A

CSS Usage

background-color: #540B07;
color: #540B07;
border-color: #540B07;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FDF2F2
100
#FAE2E0
200
#FAC0BD
300
#F6938E
400
#F05951
500
#EB1F14
600
#BC1910
700
#97140D
800
#760F0A
900
#550F0C
950
#360A07

Contrast Checker

Text on white

14.71:1

AA Pass AAA Pass

Text on black

1.43:1

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