#171990

#171990

Color Values

HEX

#171990

RGB

23, 25, 144

HSL

239.0, 72.5%, 32.7%

HSV

239.0, 84.0%, 56.5%

CMYK

84.0%, 82.6%, 0.0%, 43.5%

OKLCH

0.3253 0.1845 269.4

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#171990

#908E17

Analogous

#175590

#511790

#171990

Triadic

#171990

#901719

#199017

Split Complementary

#171990

#905117

#559017

Tetradic

#171990

#901755

#908E17

#179051

Color Blindness Simulation

Original

#171990

Protanopia

#181873

Deuteranopia

#18186C

Tritanopia

#175C57

Achromatopsia

#212121

CSS Usage

background-color: #171990;
color: #171990;
border-color: #171990;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C1C2F5
300
#9597EE
400
#5C5FE5
500
#2326DC
600
#1C1FB0
700
#16188D
800
#12136E
900
#111250
950
#0B0B33

Contrast Checker

Text on white

13.31:1

AA Pass AAA Pass

Text on black

1.58:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026