#10211F

#10211F

Color Values

HEX

#10211F

RGB

16, 33, 31

HSL

172.9, 34.7%, 9.6%

HSV

172.9, 51.5%, 12.9%

CMYK

51.5%, 0.0%, 6.1%, 87.1%

OKLCH

0.2321 0.0232 186.2

Properties

Cool Dark Nearest: RAL 9017 Traffic Black

Color Harmonies

Complementary

#10211F

#211012

Analogous

#102116

#101A21

#10211F

Triadic

#10211F

#1F1021

#211F10

Split Complementary

#10211F

#21101A

#211610

Tetradic

#10211F

#161021

#211012

#1A2110

Color Blindness Simulation

Original

#10211F

Protanopia

#17181F

Deuteranopia

#161520

Tritanopia

#112020

Achromatopsia

#1D1D1D

CSS Usage

background-color: #10211F;
color: #10211F;
border-color: #10211F;
Nearest Tailwind: Neutral 900 #171717

Tailwind Shades

50
#F5FAF9
100
#E8F2F1
200
#CFE8E5
300
#ADD7D2
400
#80C1BA
500
#53ACA1
600
#438981
700
#356E67
800
#2A5651
900
#21403C
950
#152826

Contrast Checker

Text on white

16.68:1

AA Pass AAA Pass

Text on black

1.26:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026