#17111D

#17111D

Color Values

HEX

#17111D

RGB

23, 17, 29

HSL

270.0, 26.1%, 9.0%

HSV

270.0, 41.4%, 11.4%

CMYK

20.7%, 41.4%, 0.0%, 88.6%

OKLCH

0.1912 0.0254 307.0

Properties

Cool Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#17111D

#171D11

Analogous

#11111D

#1D111D

#17111D

Triadic

#17111D

#1D1711

#111D17

Split Complementary

#17111D

#1D1D11

#111D11

Tetradic

#17111D

#1D1111

#171D11

#111D1D

Color Blindness Simulation

Original

#17111D

Protanopia

#14141A

Deuteranopia

#151519

Tritanopia

#171817

Achromatopsia

#131313

CSS Usage

background-color: #17111D;
color: #17111D;
border-color: #17111D;
Nearest Tailwind: Slate 950 #020617

Tailwind Shades

50
#F7F6F9
100
#EDE9F1
200
#DBD2E5
300
#C2B2D2
400
#A188B9
500
#805EA1
600
#664B81
700
#523C67
800
#402F50
900
#30253C
950
#1F1726

Contrast Checker

Text on white

18.51:1

AA Pass AAA Pass

Text on black

1.13:1

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