#1B0F22

#1B0F22

Color Values

HEX

#1B0F22

RGB

27, 15, 34

HSL

277.9, 38.8%, 9.6%

HSV

277.9, 55.9%, 13.3%

CMYK

20.6%, 55.9%, 0.0%, 86.7%

OKLCH

0.1949 0.0407 312.2

Properties

Cool Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#1B0F22

#16220F

Analogous

#110F22

#220F1F

#1B0F22

Triadic

#1B0F22

#221B0F

#0F221B

Split Complementary

#1B0F22

#1F220F

#0F2211

Tetradic

#1B0F22

#22110F

#16220F

#0F1F22

Color Blindness Simulation

Original

#1B0F22

Protanopia

#16161D

Deuteranopia

#16171C

Tritanopia

#1A1A19

Achromatopsia

#131313

CSS Usage

background-color: #1B0F22;
color: #1B0F22;
border-color: #1B0F22;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F8F5FA
100
#EFE7F3
200
#DFCDE9
300
#C8AADA
400
#AA7CC5
500
#8D4EB1
600
#703E8E
700
#5A3271
800
#462758
900
#352041
950
#211429

Contrast Checker

Text on white

18.45:1

AA Pass AAA Pass

Text on black

1.14:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026