#2B2378

#2B2378

Color Values

HEX

#2B2378

RGB

43, 35, 120

HSL

245.6, 54.8%, 30.4%

HSV

245.6, 70.8%, 47.1%

CMYK

64.2%, 70.8%, 0.0%, 52.9%

OKLCH

0.3262 0.1384 279.7

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#2B2378

#707823

Analogous

#234678

#552378

#2B2378

Triadic

#2B2378

#782B23

#23782B

Split Complementary

#2B2378

#785523

#467823

Tetradic

#2B2378

#782346

#707823

#237855

Color Blindness Simulation

Original

#2B2378

Protanopia

#282763

Deuteranopia

#28295E

Tritanopia

#2B5350

Achromatopsia

#2B2B2B

CSS Usage

background-color: #2B2378;
color: #2B2378;
border-color: #2B2378;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CBC8EF
300
#A7A0E3
400
#776DD4
500
#473AC5
600
#392E9E
700
#2D257E
800
#231D63
900
#1D1948
950
#12102E

Contrast Checker

Text on white

13.01:1

AA Pass AAA Pass

Text on black

1.61:1

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