#12143F

#12143F

Color Values

HEX

#12143F

RGB

18, 20, 63

HSL

237.3, 55.6%, 15.9%

HSV

237.3, 71.4%, 24.7%

CMYK

71.4%, 68.3%, 0.0%, 75.3%

OKLCH

0.2207 0.0805 275.6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#12143F

#3F3D12

Analogous

#122B3F

#27123F

#12143F

Triadic

#12143F

#3F1214

#143F12

Split Complementary

#12143F

#3F2712

#2B3F12

Tetradic

#12143F

#3F122B

#3F3D12

#123F27

Color Blindness Simulation

Original

#12143F

Protanopia

#131335

Deuteranopia

#131332

Tritanopia

#122C2B

Achromatopsia

#171717

CSS Usage

background-color: #12143F;
color: #12143F;
border-color: #12143F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C7C9EF
300
#A0A3E4
400
#6C71D5
500
#393FC6
600
#2D329F
700
#24287F
800
#1C1F63
900
#181A49
950
#0F112E

Contrast Checker

Text on white

17.54:1

AA Pass AAA Pass

Text on black

1.2:1

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