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IBM 5153 CGA

IBM 5153 CGA is a vibrant, dark terminal color scheme with a #141414 background and #cecece text (11.7:1 contrast)

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Background
#141414
Foreground
#cecece
Text contrast
11.71:1AAA
Accent contrast
7.33:1min 1.85
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~/dev/tintdex on main [!?] via ⬢ v1.4.3
❯ ls -la
drwxr-xr-x 12 ada staff 384 Oct 30 09:12 .
drwxr-xr-x 8 ada staff 256 Oct 29 18:40 ..
-rw-r--r-- 1 ada staff 1.2K Oct 30 09:10 .gitignore
drwxr-xr-x 5 ada staff 160 Oct 30 09:12 src
drwxr-xr-x 3 ada staff 96 Oct 28 11:02 public
-rwxr-xr-x 1 ada staff 2.4K Oct 30 08:57 build.sh
-rw-r--r-- 1 ada staff 4.1K Oct 30 09:01 package.json
lrwxr-xr-x 1 ada staff 18 Oct 27 14:33 node_modules -> ../cache/modules
-rw-r--r-- 1 ada staff 48K Oct 26 10:15 logo.png
-rw-r--r-- 1 ada staff 9.8M Oct 25 21:47 backup.tar.gz
~/dev/tintdex on main [!?] via ⬢ v1.4.3
❯ git status
On branch main
Your branch is ahead of 'origin/main' by 2 commits.
Changes to be committed:
new file: src/theme.css
modified: README.md
Changes not staged for commit:
modified: src/app.tsx
deleted: legacy/colors.js
Untracked files:
notes.md
~/dev/tintdex on main [!?] via ⬢ v1.4.3
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IBM 5153 CGA configs

16 formats, all from one palette

IBM 5153 CGA

Save to ~/.config/ghostty/themes/IBM 5153 CGA, then set theme = IBM 5153 CGA in config or config.ghostty

More Ghostty themes
Raw file
# Theme: IBM 5153 CGA (Ghostty)
# Preview & customize online: https://tintdex.afengim.com/en/schemes/ibm-5153-cga?format=ghostty

palette = 0=#141414
palette = 1=#d03333
palette = 2=#1bd01b
palette = 3=#d08c1b
palette = 4=#1b1bd0
palette = 5=#d01bd0
palette = 6=#1bd0d0
palette = 7=#cecece
palette = 8=#4e4e4e
palette = 9=#dc4e4e
palette = 10=#4edc4e
palette = 11=#f3f34e
palette = 12=#4e4edc
palette = 13=#f34ef3
palette = 14=#4ef3f3
palette = 15=#ffffff
background = #141414
foreground = #cecece
cursor-color = #cecece
cursor-text = #141414
selection-background = #cecece
selection-foreground = #141414

IBM 5153 CGA palette

Palette color values and WCAG contrast ratios against the background
ColorSlotHEXRGBHSLOKLCHContrast
Backgroundbackground#141414rgb(20 20 20)hsl(0 0% 8%)oklch(19.1% 0.000 0)—
Foregroundforeground#cececergb(206 206 206)hsl(0 0% 81%)oklch(85.1% 0.000 0)11.71 AAA
Cursorcursor#cececergb(206 206 206)hsl(0 0% 81%)oklch(85.1% 0.000 0)11.71 AAA
Cursor textcursorText#141414rgb(20 20 20)hsl(0 0% 8%)oklch(19.1% 0.000 0)1.00 Fail
Selectionselection#cececergb(206 206 206)hsl(0 0% 81%)oklch(85.1% 0.000 0)11.71 AAA
Selection textselectionText#141414rgb(20 20 20)hsl(0 0% 8%)oklch(19.1% 0.000 0)1.00 Fail
Blackcolor0#141414rgb(20 20 20)hsl(0 0% 8%)oklch(19.1% 0.000 0)1.00 Fail
Redcolor1#d03333rgb(208 51 51)hsl(0 63% 51%)oklch(56.6% 0.194 26.0)3.69 AA Large
Greencolor2#1bd01brgb(27 208 27)hsl(120 77% 46%)oklch(74.5% 0.245 142.6)8.85 AAA
Yellowcolor3#d08c1brgb(208 140 27)hsl(37 77% 46%)oklch(69.2% 0.141 72.9)6.53 AA
Bluecolor4#1b1bd0rgb(27 27 208)hsl(240 77% 46%)oklch(40.9% 0.254 267.5)1.85 Fail
Magentacolor5#d01bd0rgb(208 27 208)hsl(300 77% 46%)oklch(60.8% 0.268 328.3)4.17 AA Large
Cyancolor6#1bd0d0rgb(27 208 208)hsl(180 77% 46%)oklch(77.8% 0.130 194.8)9.63 AAA
Whitecolor7#cececergb(206 206 206)hsl(0 0% 81%)oklch(85.1% 0.000 0)11.71 AAA
Bright Blackcolor8#4e4e4ergb(78 78 78)hsl(0 0% 31%)oklch(42.4% 0.000 0)2.21 Fail
Bright Redcolor9#dc4e4ergb(220 78 78)hsl(0 67% 58%)oklch(61.8% 0.178 23.9)4.60 AA
Bright Greencolor10#4edc4ergb(78 220 78)hsl(120 67% 58%)oklch(79.0% 0.220 143.1)10.24 AAA
Bright Yellowcolor11#f3f34ergb(243 243 78)hsl(60 87% 63%)oklch(93.6% 0.178 109.4)15.56 AAA
Bright Bluecolor12#4e4edcrgb(78 78 220)hsl(240 67% 58%)oklch(51.4% 0.210 276.1)3.02 AA Large
Bright Magentacolor13#f34ef3rgb(243 78 243)hsl(300 87% 63%)oklch(71.1% 0.265 327.9)6.31 AA
Bright Cyancolor14#4ef3f3rgb(78 243 243)hsl(180 87% 63%)oklch(88.2% 0.133 195.0)13.54 AAA
Bright Whitecolor15#ffffffrgb(255 255 255)hsl(0 0% 100%)oklch(100.0% 0.000 0)18.42 AAA

About IBM 5153 CGA

IBM 5153 CGA is a dark terminal color scheme built on a neutral #141414 background with #cecece as the default foreground. Body text reaches a 11.71:1 WCAG contrast ratio (AAA), while the 12 ANSI accent colors average 7.33:1 (minimum 1.85:1).

Its palette is highly saturated, anchored by #d03333 red, #1bd01b green, #1b1bd0 blue, and #d01bd0 magenta.

Ready-to-use configs can be exported for Ghostty, iTerm2, Kitty, Alacritty, WezTerm, Windows Terminal, Warp, foot, Rio, XFCE4 Terminal, and Xresources, along with VS Code and Zed integrated terminals, CSS variables, Tailwind CSS, and JSON.

Schemes similar to IBM 5153 CGA

Source: iTerm2 Color Schemes (MIT)