#3B3989

#3B3989

Color Values

HEX

#3B3989

RGB

59, 57, 137

HSL

241.5, 41.2%, 38.0%

HSV

241.5, 58.4%, 53.7%

CMYK

56.9%, 58.4%, 0.0%, 46.3%

OKLCH

0.3941 0.1297 279.8

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3B3989

#878939

Analogous

#395F89

#633989

#3B3989

Triadic

#3B3989

#893B39

#39893B

Split Complementary

#3B3989

#896339

#5F8939

Tetradic

#3B3989

#89395F

#878939

#398963

Color Blindness Simulation

Original

#3B3989

Protanopia

#3A3A76

Deuteranopia

#3A3A71

Tritanopia

#3B6663

Achromatopsia

#3F3F3F

CSS Usage

background-color: #3B3989;
color: #3B3989;
border-color: #3B3989;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CDCDEA
300
#AAA9DB
400
#7C7AC8
500
#4E4BB4
600
#3E3C90
700
#323073
800
#27255A
900
#1F1E42
950
#14132A

Contrast Checker

Text on white

9.85:1

AA Pass AAA Pass

Text on black

2.13:1

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