#1C0438

#1C0438

Color Values

HEX

#1C0438

RGB

28, 4, 56

HSL

267.7, 86.7%, 11.8%

HSV

267.7, 92.9%, 22.0%

CMYK

50.0%, 92.9%, 0.0%, 78.0%

OKLCH

0.1955 0.0932 298.6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#1C0438

#203804

Analogous

#040638

#360438

#1C0438

Triadic

#1C0438

#381C04

#04381C

Split Complementary

#1C0438

#383604

#063804

Tetradic

#1C0438

#380406

#203804

#043836

Color Blindness Simulation

Original

#1C0438

Protanopia

#12112B

Deuteranopia

#131528

Tritanopia

#1B211F

Achromatopsia

#0D0D0D

CSS Usage

background-color: #1C0438;
color: #1C0438;
border-color: #1C0438;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F2FD
100
#ECE0FA
200
#D9BCFA
300
#BE8DF7
400
#9A4FF2
500
#7711EE
600
#5F0EBE
700
#4C0B98
800
#3C0877
900
#2E0B56
950
#1D0736

Contrast Checker

Text on white

18.69:1

AA Pass AAA Pass

Text on black

1.12:1

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