#180138

#180138

Color Values

HEX

#180138

RGB

24, 1, 56

HSL

265.1, 96.5%, 11.2%

HSV

265.1, 98.2%, 22.0%

CMYK

57.1%, 98.2%, 0.0%, 78.0%

OKLCH

0.1842 0.0981 294.8

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#180138

#213801

Analogous

#010638

#340138

#180138

Triadic

#180138

#381801

#013818

Split Complementary

#180138

#383401

#063801

Tetradic

#180138

#380106

#213801

#013834

Color Blindness Simulation

Original

#180138

Protanopia

#0E0E2B

Deuteranopia

#0F1127

Tritanopia

#17201E

Achromatopsia

#0A0A0A

CSS Usage

background-color: #180138;
color: #180138;
border-color: #180138;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F1FE
100
#EBDFFC
200
#D6B9FE
300
#B887FD
400
#9246FC
500
#6B04FB
600
#5604C8
700
#4503A0
800
#36027D
900
#2A065B
950
#1A0439

Contrast Checker

Text on white

19.09:1

AA Pass AAA Pass

Text on black

1.1:1

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