#1B0C2D

#1B0C2D

Color Values

HEX

#1B0C2D

RGB

27, 12, 45

HSL

267.3, 57.9%, 11.2%

HSV

267.3, 73.3%, 17.6%

CMYK

40.0%, 73.3%, 0.0%, 82.4%

OKLCH

0.1971 0.0643 301.7

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#1B0C2D

#1E2D0C

Analogous

#0C0E2D

#2C0C2D

#1B0C2D

Triadic

#1B0C2D

#2D1B0C

#0C2D1B

Split Complementary

#1B0C2D

#2D2C0C

#0E2D0C

Tetradic

#1B0C2D

#2D0C0E

#1E2D0C

#0C2D2C

Color Blindness Simulation

Original

#1B0C2D

Protanopia

#151425

Deuteranopia

#151623

Tritanopia

#1A1F1D

Achromatopsia

#121212

CSS Usage

background-color: #1B0C2D;
color: #1B0C2D;
border-color: #1B0C2D;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FB
100
#ECE4F6
200
#D9C7F0
300
#BF9EE5
400
#9C6AD7
500
#7936C9
600
#612BA1
700
#4D2281
800
#3C1B65
900
#2E174A
950
#1D0F2F

Contrast Checker

Text on white

18.47:1

AA Pass AAA Pass

Text on black

1.14:1

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