#16183F

#16183F

Color Values

HEX

#16183F

RGB

22, 24, 63

HSL

237.1, 48.2%, 16.7%

HSV

237.1, 65.1%, 24.7%

CMYK

65.1%, 61.9%, 0.0%, 75.3%

OKLCH

0.233 0.0731 276.9

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#16183F

#3F3D16

Analogous

#162D3F

#29163F

#16183F

Triadic

#16183F

#3F1618

#183F16

Split Complementary

#16183F

#3F2916

#2D3F16

Tetradic

#16183F

#3F162D

#3F3D16

#163F29

Color Blindness Simulation

Original

#16183F

Protanopia

#171736

Deuteranopia

#171733

Tritanopia

#162E2C

Achromatopsia

#1A1A1A

CSS Usage

background-color: #16183F;
color: #16183F;
border-color: #16183F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACCED
300
#A4A7DF
400
#7378CE
500
#4248BD
600
#353A97
700
#2A2E79
800
#21245E
900
#1B1D45
950
#11132C

Contrast Checker

Text on white

16.98:1

AA Pass AAA Pass

Text on black

1.24:1

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