#3A3D79

#3A3D79

Color Values

HEX

#3A3D79

RGB

58, 61, 121

HSL

237.1, 35.2%, 35.1%

HSV

237.1, 52.1%, 47.5%

CMYK

52.1%, 49.6%, 0.0%, 52.5%

OKLCH

0.3895 0.1001 278.5

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#3A3D79

#79763A

Analogous

#3A5D79

#563A79

#3A3D79

Triadic

#3A3D79

#793A3D

#3D793A

Split Complementary

#3A3D79

#79563A

#5D793A

Tetradic

#3A3D79

#793A5D

#79763A

#3A7956

Color Blindness Simulation

Original

#3A3D79

Protanopia

#3B3B6A

Deuteranopia

#3B3B67

Tritanopia

#3A5F5C

Achromatopsia

#414141

CSS Usage

background-color: #3A3D79;
color: #3A3D79;
border-color: #3A3D79;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E8F2
200
#CFD0E8
300
#ACAED7
400
#7F83C2
500
#5357AC
600
#42468A
700
#35386E
800
#292B56
900
#212340
950
#151628

Contrast Checker

Text on white

9.89:1

AA Pass AAA Pass

Text on black

2.12:1

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