#1818B2

#1818B2

Color Values

HEX

#1818B2

RGB

24, 24, 178

HSL

240.0, 76.2%, 39.6%

HSV

240.0, 86.5%, 69.8%

CMYK

86.5%, 86.5%, 0.0%, 30.2%

OKLCH

0.3674 0.224 268.0

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#1818B2

#B2B218

Analogous

#1865B2

#6518B2

#1818B2

Triadic

#1818B2

#B21818

#18B218

Split Complementary

#1818B2

#B26518

#65B218

Tetradic

#1818B2

#B21865

#B2B218

#18B265

Color Blindness Simulation

Original

#1818B2

Protanopia

#18188D

Deuteranopia

#181884

Tritanopia

#186F69

Achromatopsia

#232323

CSS Usage

background-color: #1818B2;
color: #1818B2;
border-color: #1818B2;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F2F2FC
100
#E2E2F9
200
#C0C0F7
300
#9393F0
400
#5959E9
500
#1E1EE1
600
#1818B4
700
#131390
800
#0F0F70
900
#0F0F52
950
#0A0A34

Contrast Checker

Text on white

11.59:1

AA Pass AAA Pass

Text on black

1.81:1

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