Shell Afternoon color palette
Shell Afternoon is a 5-color palette drawing on blues, reds, teals and cyans and oranges. In OKLCH its lightness runs from 33% (#1B3A4B, dark) to 89% (#E4D8C3, light), and its most saturated color, #8A4539, is moderately saturated. 3 of its 5 chromatic colors sit on the cool side of the hue wheel. 3 of its 10 color pairs reach the WCAG AA ratio of 4.5:1 for body text. It is tagged ocean, summer, teal, red and muted.
- Midnight Green #1B3A4B
- Auburn #8A4539
- Cerulean #407687
- Cool Steel #7FA8B2
- Pale Oak #E4D8C3
Color codes
| Color | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|
| Midnight Green | #1B3A4B | rgb(27, 58, 75) | hsl(201, 47%, 20%) | oklch(33.3% 0.048 234.7) |
| Auburn | #8A4539 | rgb(138, 69, 57) | hsl(9, 42%, 38%) | oklch(47.4% 0.097 31.2) |
| Cerulean | #407687 | rgb(64, 118, 135) | hsl(194, 36%, 39%) | oklch(53.5% 0.063 220.5) |
| Cool Steel | #7FA8B2 | rgb(127, 168, 178) | hsl(192, 25%, 60%) | oklch(70.5% 0.047 214.4) |
| Pale Oak | #E4D8C3 | rgb(228, 216, 195) | hsl(38, 38%, 83%) | oklch(88.6% 0.031 81.7) |
Accessibility
The best text and background pairs in Shell Afternoon, by WCAG 2 contrast ratio, with the APCA lightness contrast (Lc) of the text on its background.
| Pair | WCAG 2 | Level | APCA Lc |
|---|---|---|---|
| #E4D8C3 on #1B3A4B | 8.50:1 | AAA | Lc -76.7 |
| #E4D8C3 on #8A4539 | 4.98:1 | AA | Lc -64.7 |
| #1B3A4B on #7FA8B2 | 4.65:1 | AA | Lc 44.9 |
Color vision
No pair of colors comes within ΔE 0.06 of another under protanopia, deuteranopia, tritanopia or achromatopsia.
Protanopia
Deuteranopia
Tritanopia
Achromatopsia
Use it in code
Install these colors as Tailwind CSS v4 theme colors with shadcn: npx shadcn@latest add https://getcolors.so/r/palette/1b3a4b-8a4539-407687-7fa8b2-e4d8c3.json.
Make it your own
Edit the colors, build a full light and dark color system from them, or see them on real UI.