#170A2C

#170A2C

Color Values

HEX

#170A2C

RGB

23, 10, 44

HSL

262.9, 63.0%, 10.6%

HSV

262.9, 77.3%, 17.3%

CMYK

47.7%, 77.3%, 0.0%, 82.7%

OKLCH

0.1869 0.0656 297.2

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#170A2C

#1F2C0A

Analogous

#0A0E2C

#280A2C

#170A2C

Triadic

#170A2C

#2C170A

#0A2C17

Split Complementary

#170A2C

#2C280A

#0E2C0A

Tetradic

#170A2C

#2C0A0E

#1F2C0A

#0A2C28

Color Blindness Simulation

Original

#170A2C

Protanopia

#111124

Deuteranopia

#121322

Tritanopia

#161D1C

Achromatopsia

#0F0F0F

CSS Usage

background-color: #170A2C;
color: #170A2C;
border-color: #170A2C;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F3FB
100
#EBE4F7
200
#D6C5F2
300
#B99BE8
400
#9365DC
500
#6C2FD0
600
#5726A6
700
#451E85
800
#361868
900
#2A154C
950
#1A0D30

Contrast Checker

Text on white

18.81:1

AA Pass AAA Pass

Text on black

1.12:1

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