#391C56

#391C56

Color Values

HEX

#391C56

RGB

57, 28, 86

HSL

270.0, 50.9%, 22.4%

HSV

270.0, 67.4%, 33.7%

CMYK

33.7%, 67.4%, 0.0%, 66.3%

OKLCH

0.299 0.1018 303.9

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#391C56

#39561C

Analogous

#1C1C56

#561C56

#391C56

Triadic

#391C56

#56391C

#1C5639

Split Complementary

#391C56

#56561C

#1C561C

Tetradic

#391C56

#561C1C

#39561C

#1C5656

Color Blindness Simulation

Original

#391C56

Protanopia

#2C2C48

Deuteranopia

#2E3045

Tritanopia

#383D3A

Achromatopsia

#262626

CSS Usage

background-color: #391C56;
color: #391C56;
border-color: #391C56;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FB
100
#EDE5F5
200
#DBC9ED
300
#C2A3E1
400
#A171D1
500
#803FC0
600
#66329A
700
#52287B
800
#401F60
900
#301A47
950
#1F112D

Contrast Checker

Text on white

14.24:1

AA Pass AAA Pass

Text on black

1.47:1

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