#381742

#381742

Color Values

HEX

#381742

RGB

56, 23, 66

HSL

286.0, 48.3%, 17.5%

HSV

286.0, 65.2%, 25.9%

CMYK

15.2%, 65.2%, 0.0%, 74.1%

OKLCH

0.2747 0.0847 317.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#381742

#214217

Analogous

#231742

#421737

#381742

Triadic

#381742

#423817

#174238

Split Complementary

#381742

#374217

#174223

Tetradic

#381742

#422317

#214217

#173742

Color Blindness Simulation

Original

#381742

Protanopia

#2A2938

Deuteranopia

#2C2E35

Tritanopia

#362F2E

Achromatopsia

#212121

CSS Usage

background-color: #381742;
color: #381742;
border-color: #381742;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F9F4FA
100
#F1E6F4
200
#E4CAED
300
#D2A4DF
400
#B973CE
500
#A042BD
600
#803597
700
#672A79
800
#50215F
900
#3C1B46
950
#26112C

Contrast Checker

Text on white

15.34:1

AA Pass AAA Pass

Text on black

1.37:1

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