#151986

#151986

Color Values

HEX

#151986

RGB

21, 25, 134

HSL

237.9, 72.9%, 30.4%

HSV

237.9, 84.3%, 52.5%

CMYK

84.3%, 81.3%, 0.0%, 47.5%

OKLCH

0.3121 0.1729 269.3

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#151986

#868215

Analogous

#155186

#4A1586

#151986

Triadic

#151986

#861519

#198615

Split Complementary

#151986

#864A15

#518615

Tetradic

#151986

#861551

#868215

#15864A

Color Blindness Simulation

Original

#151986

Protanopia

#17176C

Deuteranopia

#161665

Tritanopia

#155752

Achromatopsia

#202020

CSS Usage

background-color: #151986;
color: #151986;
border-color: #151986;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C1C3F5
300
#9598EE
400
#5C61E5
500
#2329DC
600
#1C21B0
700
#161A8D
800
#11156E
900
#111350
950
#0B0C33

Contrast Checker

Text on white

13.86:1

AA Pass AAA Pass

Text on black

1.52:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026