#3128CB

#3128CB

Color Values

HEX

#3128CB

RGB

49, 40, 203

HSL

243.3, 67.1%, 47.6%

HSV

243.3, 80.3%, 79.6%

CMYK

75.9%, 80.3%, 0.0%, 20.4%

OKLCH

0.426 0.2344 272.6

Properties

Cool Dark Nearest: purple 3

Color Harmonies

Complementary

#3128CB

#C2CB28

Analogous

#2870CB

#8228CB

#3128CB

Triadic

#3128CB

#CB3128

#28CB31

Split Complementary

#3128CB

#CB8228

#70CB28

Tetradic

#3128CB

#CB2870

#C2CB28

#28CB82

Color Blindness Simulation

Original

#3128CB

Protanopia

#2D2DA4

Deuteranopia

#2E2E9A

Tritanopia

#31847E

Achromatopsia

#363636

CSS Usage

background-color: #3128CB;
color: #3128CB;
border-color: #3128CB;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E4E3F7
200
#C6C3F3
300
#9D99EB
400
#6861E0
500
#332AD5
600
#2922AA
700
#211B88
800
#1A156B
900
#16134E
950
#0E0C31

Contrast Checker

Text on white

9.14:1

AA Pass AAA Pass

Text on black

2.3:1

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