#1718BC

#1718BC

Color Values

HEX

#1718BC

RGB

23, 24, 188

HSL

239.6, 78.2%, 41.4%

HSV

239.6, 87.8%, 73.7%

CMYK

87.8%, 87.2%, 0.0%, 26.3%

OKLCH

0.3798 0.2351 267.4

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#1718BC

#BCBB17

Analogous

#176BBC

#6817BC

#1718BC

Triadic

#1718BC

#BC1718

#18BC17

Split Complementary

#1718BC

#BC6817

#6BBC17

Tetradic

#1718BC

#BC176B

#BCBB17

#17BC68

Color Blindness Simulation

Original

#1718BC

Protanopia

#171794

Deuteranopia

#17178B

Tritanopia

#17756E

Achromatopsia

#242424

CSS Usage

background-color: #1718BC;
color: #1718BC;
border-color: #1718BC;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F2FC
100
#E1E1F9
200
#BFC0F7
300
#9293F2
400
#5758EA
500
#1C1DE3
600
#1617B6
700
#121391
800
#0E0F72
900
#0E0F53
950
#090934

Contrast Checker

Text on white

11.09:1

AA Pass AAA Pass

Text on black

1.89:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026