#181EC1

#181EC1

Color Values

HEX

#181EC1

RGB

24, 30, 193

HSL

237.9, 77.9%, 42.5%

HSV

237.9, 87.6%, 75.7%

CMYK

87.6%, 84.5%, 0.0%, 24.3%

OKLCH

0.392 0.2366 267.4

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#181EC1

#C1BB18

Analogous

#1872C1

#6618C1

#181EC1

Triadic

#181EC1

#C1181E

#1EC118

Split Complementary

#181EC1

#C16618

#72C118

Tetradic

#181EC1

#C11872

#C1BB18

#18C166

Color Blindness Simulation

Original

#181EC1

Protanopia

#1B1B9A

Deuteranopia

#1A1A90

Tritanopia

#187A74

Achromatopsia

#282828

CSS Usage

background-color: #181EC1;
color: #181EC1;
border-color: #181EC1;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E1E2F9
200
#BFC1F7
300
#9295F1
400
#575CEA
500
#1C23E3
600
#171CB5
700
#121691
800
#0E1271
900
#0E1152
950
#090B34

Contrast Checker

Text on white

10.53:1

AA Pass AAA Pass

Text on black

1.99:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026