#2B2991

#2B2991

Color Values

HEX

#2B2991

RGB

43, 41, 145

HSL

241.2, 55.9%, 36.5%

HSV

241.2, 71.7%, 56.9%

CMYK

70.3%, 71.7%, 0.0%, 43.1%

OKLCH

0.361 0.1648 275.2

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#2B2991

#8F9129

Analogous

#295B91

#5F2991

#2B2991

Triadic

#2B2991

#912B29

#29912B

Split Complementary

#2B2991

#915F29

#5B9129

Tetradic

#2B2991

#91295B

#8F9129

#29915F

Color Blindness Simulation

Original

#2B2991

Protanopia

#2A2A78

Deuteranopia

#2A2A72

Tritanopia

#2B6460

Achromatopsia

#313131

CSS Usage

background-color: #2B2991;
color: #2B2991;
border-color: #2B2991;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E5F6
200
#C8C7EF
300
#A1A0E4
400
#6E6CD5
500
#3B38C7
600
#2F2D9F
700
#26247F
800
#1E1C63
900
#191849
950
#100F2E

Contrast Checker

Text on white

11.48:1

AA Pass AAA Pass

Text on black

1.83:1

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