#181FAF

#181FAF

Color Values

HEX

#181FAF

RGB

24, 31, 175

HSL

237.2, 75.9%, 39.0%

HSV

237.2, 86.3%, 68.6%

CMYK

86.3%, 82.3%, 0.0%, 31.4%

OKLCH

0.3709 0.2157 267.9

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#181FAF

#AFA818

Analogous

#186AAF

#5C18AF

#181FAF

Triadic

#181FAF

#AF181F

#1FAF18

Split Complementary

#181FAF

#AF5C18

#6AAF18

Tetradic

#181FAF

#AF186A

#AFA818

#18AF5C

Color Blindness Simulation

Original

#181FAF

Protanopia

#1B1B8C

Deuteranopia

#1B1A84

Tritanopia

#18716B

Achromatopsia

#282828

CSS Usage

background-color: #181FAF;
color: #181FAF;
border-color: #181FAF;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E2E3F9
200
#C0C3F6
300
#9398F0
400
#5960E8
500
#1F28E0
600
#1920B3
700
#141990
800
#0F1470
900
#0F1252
950
#0A0C34

Contrast Checker

Text on white

11.33:1

AA Pass AAA Pass

Text on black

1.85:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026