#383B90

#383B90

Color Values

HEX

#383B90

RGB

56, 59, 144

HSL

238.0, 44.0%, 39.2%

HSV

238.0, 61.1%, 56.5%

CMYK

61.1%, 59.0%, 0.0%, 43.5%

OKLCH

0.4013 0.1376 276.7

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#383B90

#908D38

Analogous

#386790

#613890

#383B90

Triadic

#383B90

#90383B

#3B9038

Split Complementary

#383B90

#906138

#679038

Tetradic

#383B90

#903867

#908D38

#389061

Color Blindness Simulation

Original

#383B90

Protanopia

#39397B

Deuteranopia

#393976

Tritanopia

#386B68

Achromatopsia

#404040

CSS Usage

background-color: #383B90;
color: #383B90;
border-color: #383B90;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CCCDEB
300
#A7A9DD
400
#777ACA
500
#474BB8
600
#393C93
700
#2E3076
800
#24265C
900
#1D1F44
950
#12132B

Contrast Checker

Text on white

9.56:1

AA Pass AAA Pass

Text on black

2.2:1

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