#23121F

#23121F

Color Values

HEX

#23121F

RGB

35, 18, 31

HSL

314.1, 32.1%, 10.4%

HSV

314.1, 48.6%, 13.7%

CMYK

0.0%, 48.6%, 11.4%, 86.3%

OKLCH

0.2117 0.0361 335.9

Properties

Warm Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#23121F

#122316

Analogous

#1F1223

#231217

#23121F

Triadic

#23121F

#1F2312

#121F23

Split Complementary

#23121F

#172312

#12231F

Tetradic

#23121F

#231F12

#122316

#121723

Color Blindness Simulation

Original

#23121F

Protanopia

#1C1B1C

Deuteranopia

#1D1E1B

Tritanopia

#221919

Achromatopsia

#171717

CSS Usage

background-color: #23121F;
color: #23121F;
border-color: #23121F;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F9F5F8
100
#F2E8F0
200
#E7D0E1
300
#D5AECC
400
#BF82B1
500
#A85795
600
#874577
700
#6C375F
800
#542B4B
900
#3E2238
950
#271623

Contrast Checker

Text on white

17.83:1

AA Pass AAA Pass

Text on black

1.18:1

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