#181C8C

#181C8C

Color Values

HEX

#181C8C

RGB

24, 28, 140

HSL

237.9, 70.7%, 32.2%

HSV

237.9, 82.9%, 54.9%

CMYK

82.9%, 80.0%, 0.0%, 45.1%

OKLCH

0.3248 0.1768 269.7

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#181C8C

#8C8818

Analogous

#18568C

#4E188C

#181C8C

Triadic

#181C8C

#8C181C

#1C8C18

Split Complementary

#181C8C

#8C4E18

#568C18

Tetradic

#181C8C

#8C1856

#8C8818

#188C4E

Color Blindness Simulation

Original

#181C8C

Protanopia

#1A1A71

Deuteranopia

#1A196A

Tritanopia

#185B57

Achromatopsia

#232323

CSS Usage

background-color: #181C8C;
color: #181C8C;
border-color: #181C8C;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C2C4F5
300
#979AED
400
#5E63E3
500
#252CDA
600
#1E23AE
700
#181C8B
800
#13166D
900
#12144F
950
#0B0C32

Contrast Checker

Text on white

13.26:1

AA Pass AAA Pass

Text on black

1.58:1

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