#343489

#343489

Color Values

HEX

#343489

RGB

52, 52, 137

HSL

240.0, 45.0%, 37.1%

HSV

240.0, 62.0%, 53.7%

CMYK

62.0%, 62.0%, 0.0%, 46.3%

OKLCH

0.3792 0.138 277.6

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#343489

#898934

Analogous

#345F89

#5F3489

#343489

Triadic

#343489

#893434

#348934

Split Complementary

#343489

#895F34

#5F8934

Tetradic

#343489

#89345F

#898934

#34895F

Color Blindness Simulation

Original

#343489

Protanopia

#343474

Deuteranopia

#34346F

Tritanopia

#346461

Achromatopsia

#3A3A3A

CSS Usage

background-color: #343489;
color: #343489;
border-color: #343489;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FA
100
#E6E6F4
200
#CBCBEB
300
#A6A6DD
400
#7676CB
500
#4646B9
600
#383894
700
#2D2D76
800
#23235C
900
#1D1D44
950
#12122B

Contrast Checker

Text on white

10.51:1

AA Pass AAA Pass

Text on black

2.0:1

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