#1817B4

#1817B4

Color Values

HEX

#1817B4

RGB

24, 23, 180

HSL

240.4, 77.3%, 39.8%

HSV

240.4, 87.2%, 70.6%

CMYK

86.7%, 87.2%, 0.0%, 29.4%

OKLCH

0.369 0.2268 268.0

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#1817B4

#B3B417

Analogous

#1764B4

#6717B4

#1817B4

Triadic

#1817B4

#B41817

#17B418

Split Complementary

#1817B4

#B46717

#64B417

Tetradic

#1817B4

#B41764

#B3B417

#17B467

Color Blindness Simulation

Original

#1817B4

Protanopia

#18188E

Deuteranopia

#181885

Tritanopia

#187069

Achromatopsia

#232323

CSS Usage

background-color: #1817B4;
color: #1817B4;
border-color: #1817B4;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F2F2FC
100
#E2E1F9
200
#C0C0F7
300
#9392F1
400
#5958EA
500
#1E1DE2
600
#1817B5
700
#131391
800
#0F0E71
900
#0F0F52
950
#0A0934

Contrast Checker

Text on white

11.54:1

AA Pass AAA Pass

Text on black

1.82:1

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