iro Traditional Japanese Colors
Purple

紫紺

Shikon
Deep Indigo Purple

A deep, dark purple with a hint of blue — the color of scholarly and ceremonial robes.

Color codes

HEX
#3D1F4A
COPIED
RGB
rgb(61, 31, 74)
COPIED
HSL
hsl(282, 41%, 21%)
COPIED
CMYK
cmyk(18, 58, 0, 71)
COPIED

Origin

Shikon combines the classical status of murasaki with the density of indigo. It became the color of Meiji-era school flags and university crests, and it continues to symbolize dignified achievement — a graduation-hall color.

Where you'll see it

Graduation ceremonies, medals, upmarket brand keys, formal spaces.

Contrast & accessibility

Calculating contrast against black and white…

Harmony palette

Computed from the color wheel — base, analogous (±30°), complementary, and triad. Click any swatch to copy.

Tip: analogous colors read as calm; complementary and triad add contrast for calls-to-action.

Related traditional colors