#3A397D

#3A397D

Color Values

HEX

#3A397D

RGB

58, 57, 125

HSL

240.9, 37.4%, 35.7%

HSV

240.9, 54.4%, 49.0%

CMYK

53.6%, 54.4%, 0.0%, 51.0%

OKLCH

0.384 0.1122 280.4

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#3A397D

#7C7D39

Analogous

#395A7D

#5C397D

#3A397D

Triadic

#3A397D

#7D3A39

#397D3A

Split Complementary

#3A397D

#7D5C39

#5A7D39

Tetradic

#3A397D

#7D395A

#7C7D39

#397D5C

Color Blindness Simulation

Original

#3A397D

Protanopia

#3A3A6D

Deuteranopia

#3A3A69

Tritanopia

#3A605D

Achromatopsia

#3E3E3E

CSS Usage

background-color: #3A397D;
color: #3A397D;
border-color: #3A397D;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#CECEE9
300
#ACABD9
400
#7E7DC4
500
#5150AF
600
#41408C
700
#343370
800
#292858
900
#212041
950
#151429

Contrast Checker

Text on white

10.19:1

AA Pass AAA Pass

Text on black

2.06:1

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