#1218AA

#1218AA

Color Values

HEX

#1218AA

RGB

18, 24, 170

HSL

237.6, 80.9%, 36.9%

HSV

237.6, 89.4%, 66.7%

CMYK

89.4%, 85.9%, 0.0%, 33.3%

OKLCH

0.355 0.2165 267.0

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#1218AA

#AAA412

Analogous

#1264AA

#5812AA

#1218AA

Triadic

#1218AA

#AA1218

#18AA12

Split Complementary

#1218AA

#AA5812

#64AA12

Tetradic

#1218AA

#AA1264

#AAA412

#12AA58

Color Blindness Simulation

Original

#1218AA

Protanopia

#151587

Deuteranopia

#14147E

Tritanopia

#126B65

Achromatopsia

#212121

CSS Usage

background-color: #1218AA;
color: #1218AA;
border-color: #1218AA;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F2F3FD
100
#E1E2F9
200
#BEC1F8
300
#9094F3
400
#545AED
500
#1821E7
600
#131AB9
700
#101594
800
#0C1073
900
#0D1054
950
#080A35

Contrast Checker

Text on white

12.09:1

AA Pass AAA Pass

Text on black

1.74:1

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