#2728B3

#2728B3

Color Values

HEX

#2728B3

RGB

39, 40, 179

HSL

239.6, 64.2%, 42.7%

HSV

239.6, 78.2%, 70.2%

CMYK

78.2%, 77.7%, 0.0%, 29.8%

OKLCH

0.3936 0.2091 271.2

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#2728B3

#B3B227

Analogous

#276EB3

#6C27B3

#2728B3

Triadic

#2728B3

#B32728

#28B327

Split Complementary

#2728B3

#B36C27

#6EB327

Tetradic

#2728B3

#B3276E

#B3B227

#27B36C

Color Blindness Simulation

Original

#2728B3

Protanopia

#272791

Deuteranopia

#272789

Tritanopia

#277771

Achromatopsia

#323232

CSS Usage

background-color: #2728B3;
color: #2728B3;
border-color: #2728B3;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E3E4F7
200
#C4C5F2
300
#9B9BE9
400
#6465DD
500
#2E2FD1
600
#2525A7
700
#1D1E86
800
#171769
900
#14154C
950
#0D0D30

Contrast Checker

Text on white

10.29:1

AA Pass AAA Pass

Text on black

2.04:1

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