#181AB1

#181AB1

Color Values

HEX

#181AB1

RGB

24, 26, 177

HSL

239.2, 76.1%, 39.4%

HSV

239.2, 86.4%, 69.4%

CMYK

86.4%, 85.3%, 0.0%, 30.6%

OKLCH

0.3681 0.2216 268.0

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#181AB1

#B1AF18

Analogous

#1867B1

#6218B1

#181AB1

Triadic

#181AB1

#B1181A

#1AB118

Split Complementary

#181AB1

#B16218

#67B118

Tetradic

#181AB1

#B11867

#B1AF18

#18B162

Color Blindness Simulation

Original

#181AB1

Protanopia

#19198D

Deuteranopia

#191984

Tritanopia

#187069

Achromatopsia

#242424

CSS Usage

background-color: #181AB1;
color: #181AB1;
border-color: #181AB1;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E2E2F9
200
#C0C1F6
300
#9394F0
400
#595BE8
500
#1E21E1
600
#181AB4
700
#141590
800
#0F1170
900
#0F1052
950
#0A0A34

Contrast Checker

Text on white

11.53:1

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