#1B0504

#1B0504

Color Values

HEX

#1B0504

RGB

27, 5, 4

HSL

2.6, 74.2%, 6.1%

HSV

2.6, 85.2%, 10.6%

CMYK

0.0%, 81.5%, 85.2%, 89.4%

OKLCH

0.1567 0.0414 26.9

Properties

Warm Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#1B0504

#041A1B

Analogous

#1B040F

#1B1104

#1B0504

Triadic

#1B0504

#041B05

#05041B

Split Complementary

#1B0504

#041B11

#040F1B

Tetradic

#1B0504

#0F1B04

#041A1B

#11041B

Color Blindness Simulation

Original

#1B0504

Protanopia

#111104

Deuteranopia

#131404

Tritanopia

#1A0404

Achromatopsia

#0A0A0A

CSS Usage

background-color: #1B0504;
color: #1B0504;
border-color: #1B0504;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FCF3F3
100
#F8E3E2
200
#F6C3C1
300
#EF9894
400
#E7615B
500
#DE2921
600
#B2211A
700
#8E1A15
800
#6F1510
900
#511310
950
#330C0A

Contrast Checker

Text on white

19.62:1

AA Pass AAA Pass

Text on black

1.07:1

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