#170628

#170628

Color Values

HEX

#170628

RGB

23, 6, 40

HSL

270.0, 73.9%, 9.0%

HSV

270.0, 85.0%, 15.7%

CMYK

42.5%, 85.0%, 0.0%, 84.3%

OKLCH

0.175 0.0676 303.4

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#170628

#172806

Analogous

#060628

#280628

#170628

Triadic

#170628

#281706

#062817

Split Complementary

#170628

#282806

#062806

Tetradic

#170628

#280606

#172806

#062828

Color Blindness Simulation

Original

#170628

Protanopia

#100F20

Deuteranopia

#11121E

Tritanopia

#161918

Achromatopsia

#0C0C0C

CSS Usage

background-color: #170628;
color: #170628;
border-color: #170628;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F7F3FC
100
#EDE2F8
200
#DBC1F6
300
#C295EF
400
#A15BE6
500
#8021DE
600
#661BB1
700
#52158E
800
#40116F
900
#301051
950
#1F0A33

Contrast Checker

Text on white

19.21:1

AA Pass AAA Pass

Text on black

1.09:1

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