#18013C

#18013C

Color Values

HEX

#18013C

RGB

24, 1, 60

HSL

263.4, 96.7%, 12.0%

HSV

263.4, 98.3%, 23.5%

CMYK

60.0%, 98.3%, 0.0%, 76.5%

OKLCH

0.1893 0.1027 292.3

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#18013C

#253C01

Analogous

#01083C

#36013C

#18013C

Triadic

#18013C

#3C1801

#013C18

Split Complementary

#18013C

#3C3601

#083C01

Tetradic

#18013C

#3C0108

#253C01

#013C36

Color Blindness Simulation

Original

#18013C

Protanopia

#0E0E2E

Deuteranopia

#0F112A

Tritanopia

#172220

Achromatopsia

#0A0A0A

CSS Usage

background-color: #18013C;
color: #18013C;
border-color: #18013C;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F1FE
100
#EADEFC
200
#D4B9FE
300
#B587FD
400
#8D45FC
500
#6404FB
600
#5003C9
700
#4003A1
800
#32027D
900
#27065B
950
#190439

Contrast Checker

Text on white

18.95:1

AA Pass AAA Pass

Text on black

1.11:1

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