chroma-js fails to generate colors from a predefined scale

[eevleevs]

Since 3.1.1, the following fails in both browser and Deno:

import chroma from 'https://esm.sh/[email protected]'
chroma.scale('Set3').colors(5)

Uncaught TypeError: Cannot read properties of undefined (reading 'slice')
at p (https://esm.sh/v135/[email protected]/denonext/src/utils/unpack.js:2:207)
at Object.test (https://esm.sh/v135/[email protected]/denonext/src/io/rgb.js:2:1254)
at new B (https://esm.sh/v135/[email protected]/denonext/src/generator/scale.js:2:416)
at H (https://esm.sh/v135/[email protected]/denonext/src/generator/scale.js:2:702)
at l (https://esm.sh/v135/[email protected]/denonext/src/generator/scale.js:2:1886)
at https://esm.sh/v135/[email protected]/denonext/src/generator/scale.js:2:3291
at Array.map ()
at Function.l.colors (https://esm.sh/v135/[email protected]/denonext/src/generator/scale.js:2:3284)
at :1:43