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Chromatic studies

NurCLI has 41 themes. This collection adds 18 palettes: twelve colored dark grounds and six tinted papers. Open /theme, type a name to filter, and use arrows to preview. Enter saves; Escape restores your previous theme. You can also set one directly, for example /theme acid-orchid.

These palettes use three deliberately contrasting pigments across headings, links, inline code, paths, highlights and the animated banner. Surfaces are derived from each ground and ink, while success, warning and error remain distinct. No theme changes the default Nur Gold selection.

Theme ID Ground Main accent Second pigment Third pigment
acid-orchid #190F25 #DBFF63 #F09CFA #86E7EC
blood-orange #260E18 #FFA06E #83E5C6 #C7ADFF
petrol-peach #082528 #FFBC94 #C0ACFF #8FE1AB
ultraviolet-milk #201339 #CBB6FF #F3DF6F #89E9CF
copper-candy #281B18 #FF9BDD #85DFCC #E8CE84
radioactive-jam #251127 #C9FA70 #FF9CB7 #ABBFFF
glacier-rust #10232E #83E8F2 #FFAC88 #EBE19D
black-sesame #1B201C #C8E69A #EEB4CC #B4DCF0
velvet-circuit #271026 #99CAFF #FFAAC2 #E7ED7B
infrared-tide #092924 #FFA49E #80E6D7 #CAB0FF
cobalt-saffron #101C3C #F3D372 #8FDAFA #F4B0D0
bruise-bloom #252032 #F6C397 #A1EFBE #CBB6FF
pistachio-ink #E6EFD2 #792963 #165C69 #8C3E19
rose-concrete #F0DEDF #155B49 #344896 #8B2546
butter-signal #F6EDBF #6333A0 #145D52 #96391E
lilac-ochre #E9E1F1 #805018 #46428E #285D45
apricot-carbon #F4DFC9 #175B64 #67417C #932F4B
blueprint-rose #DCEAF2 #912D60 #314E94 #526019

The six light palettes start at pistachio-ink. Their green, blush, butter, lilac, apricot and blue papers use dark colored inks rather than bright accents designed for black backgrounds.

Every registered theme is rendered at 72 and 100 columns by the typography preview harness and checked against the 3:1 rendered contrast floor. The new collection also tests text roles against every surface and requires at least 4.5:1 for text on the selected accent. Personal accent overrides and transparent mode still apply; their contrast depends on your override and terminal background.

Developer preview: NUR_TYPO_DUMP=.nur/typo cargo test --bin nur typography_preview -- --ignored, followed by python scripts/contrast_audit.py .nur/typo 3.0.