#100101

#100101

Color Values

HEX

#100101

RGB

16, 1, 1

HSL

0.0, 88.2%, 3.3%

HSV

0.0, 93.8%, 6.3%

CMYK

0.0%, 93.8%, 93.8%, 93.7%

OKLCH

0.1149 0.0385 25.7

Properties

Warm Dark Nearest: black

Color Harmonies

Complementary

#100101

#011010

Analogous

#100108

#100801

#100101

Triadic

#100101

#011001

#010110

Split Complementary

#100101

#011008

#010810

Tetradic

#100101

#081001

#011010

#080110

Color Blindness Simulation

Original

#100101

Protanopia

#0A0901

Deuteranopia

#0A0C01

Tritanopia

#0F0101

Achromatopsia

#040404

CSS Usage

background-color: #100101;
color: #100101;
border-color: #100101;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FDF2F2
100
#FBE0E0
200
#FBBCBC
300
#F88C8C
400
#F44D4D
500
#F00F0F
600
#C00C0C
700
#9A0A0A
800
#780808
900
#570A0A
950
#370606

Contrast Checker

Text on white

20.45:1

AA Pass AAA Pass

Text on black

1.03:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026