#12154C

#12154C

Color Values

HEX

#12154C

RGB

18, 21, 76

HSL

236.9, 61.7%, 18.4%

HSV

236.9, 76.3%, 29.8%

CMYK

76.3%, 72.4%, 0.0%, 70.2%

OKLCH

0.2362 0.0995 273.5

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#12154C

#4C4912

Analogous

#12324C

#2C124C

#12154C

Triadic

#12154C

#4C1215

#154C12

Split Complementary

#12154C

#4C2C12

#324C12

Tetradic

#12154C

#4C1232

#4C4912

#124C2C

Color Blindness Simulation

Original

#12154C

Protanopia

#13133F

Deuteranopia

#13133B

Tritanopia

#123432

Achromatopsia

#181818

CSS Usage

background-color: #12154C;
color: #12154C;
border-color: #12154C;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F3F4FB
100
#E4E5F7
200
#C5C8F1
300
#9CA0E8
400
#666CDB
500
#3139CE
600
#272EA5
700
#1F2484
800
#181C67
900
#16184B
950
#0E0F30

Contrast Checker

Text on white

16.97:1

AA Pass AAA Pass

Text on black

1.24:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026