#540B05

#540B05

Color Values

HEX

#540B05

RGB

84, 11, 5

HSL

4.6, 88.8%, 17.5%

HSV

4.6, 94.0%, 32.9%

CMYK

0.0%, 86.9%, 94.0%, 67.1%

OKLCH

0.2899 0.1054 30.1

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#540B05

#054E54

Analogous

#540527

#543305

#540B05

Triadic

#540B05

#05540B

#0B0554

Split Complementary

#540B05

#055433

#052754

Tetradic

#540B05

#275405

#054E54

#330554

Color Blindness Simulation

Original

#540B05

Protanopia

#343406

Deuteranopia

#393E07

Tritanopia

#500808

Achromatopsia

#1A1A1A

CSS Usage

background-color: #540B05;
color: #540B05;
border-color: #540B05;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FDF2F2
100
#FBE2E0
200
#FBC0BC
300
#F8948B
400
#F45A4D
500
#F1200E
600
#C1190B
700
#9A1409
800
#781007
900
#57100A
950
#370A06

Contrast Checker

Text on white

14.72:1

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