#181C6D

#181C6D

Color Values

HEX

#181C6D

RGB

24, 28, 109

HSL

237.2, 63.9%, 26.1%

HSV

237.2, 78.0%, 42.7%

CMYK

78.0%, 74.3%, 0.0%, 57.3%

OKLCH

0.289 0.1365 271.9

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#181C6D

#6D6918

Analogous

#18476D

#3F186D

#181C6D

Triadic

#181C6D

#6D181C

#1C6D18

Split Complementary

#181C6D

#6D3F18

#476D18

Tetradic

#181C6D

#6D1847

#6D6918

#186D3F

Color Blindness Simulation

Original

#181C6D

Protanopia

#1A1A59

Deuteranopia

#1A1955

Tritanopia

#184A47

Achromatopsia

#212121

CSS Usage

background-color: #181C6D;
color: #181C6D;
border-color: #181C6D;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F3F4FC
100
#E3E4F7
200
#C4C7F2
300
#9B9EE9
400
#646ADD
500
#2E36D1
600
#252BA7
700
#1D2286
800
#171B68
900
#15174C
950
#0D0F30

Contrast Checker

Text on white

14.73:1

AA Pass AAA Pass

Text on black

1.43:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026