#181EB2

#181EB2

Color Values

HEX

#181EB2

RGB

24, 30, 178

HSL

237,7, 76,2%, 39,6%

HSV

237,7, 86,5%, 69,8%

CMYK

86,5%, 83,1%, 0,0%, 30,2%

OKLCH

0,3735 0,2199 267,8

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#181EB2

#B2AC18

Analogous

#186BB2

#5F18B2

#181EB2

Triadic

#181EB2

#B2181E

#1EB218

Split Complementary

#181EB2

#B25F18

#6BB218

Tetradic

#181EB2

#B2186B

#B2AC18

#18B25F

Color Blindness Simulation

Original

#181EB2

Protanopia

#1B1B8E

Deuteranopia

#1A1A86

Tritanopia

#18726C

Achromatopsia

#272727

CSS Usage

background-color: #181EB2;
color: #181EB2;
border-color: #181EB2;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E2E2F9
200
#C0C2F7
300
#9397F0
400
#595EE9
500
#1E26E1
600
#181EB4
700
#131890
800
#0F1370
900
#0F1252
950
#0A0B34

Contrast Checker

Text on white

11,25:1

AA Pass AAA Pass

Text on black

1,87:1

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