Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Gunmetal | #2E3440 | rgb(46, 52, 64) | hsl(220, 16%, 22%) | oklch(32.4% 0.023 264) | |
| Dusk | #4C566A | rgb(76, 86, 106) | hsl(220, 16%, 36%) | oklch(45.2% 0.035 264) | |
| Glacier | #D8DEE9 | rgb(216, 222, 233) | hsl(219, 28%, 88%) | oklch(89.9% 0.016 263) | |
| Oat | #EBCB8B | rgb(235, 203, 139) | hsl(40, 71%, 73%) | oklch(85.5% 0.089 84) |
Why it works and how to use it
Slate & Saffron is a complementary color palette tagged tech, muted, minimal. Near-complementary hues (about 179° apart) make this a high-contrast, attention-grabbing combination. Saturation is moderate, which keeps it flexible for both interfaces and print. Warm and cool hues are mixed, which adds depth.
The palette holds together thanks to its complementary hue relationship and a strong light-to-dark ladder (88% down to 22% lightness). A natural fit for a SaaS landing page or dashboard.
- Background: Glacier (#D8DEE9) is the lightest color, so it belongs on large surfaces.
- Text: Gunmetal (#2E3440) on #D8DEE9 gives 9.25:1, passing WCAG AAA.
- Primary: Oat (#EBCB8B) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Dusk (#4C566A) for highlights, badges and hover states.
4 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Gunmetal on Glacier at 9.25:1.
Preview on a real UI see how the palette feels in context
Design faster with Slate & Saffron
A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.
Primary action SecondaryColor blindness simulation
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Palette card

Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#2E3440 on #D8DEE9 | Aa | 9.25:1 | AAA |
#2E3440 on #EBCB8B | Aa | 8:1 | AAA |
#4C566A on #D8DEE9 | Aa | 5.46:1 | AA |
#4C566A on #EBCB8B | Aa | 4.72:1 | AA |
#2E3440 on #4C566A | Aa | 1.69:1 | Fail |
#D8DEE9 on #EBCB8B | Aa | 1.16:1 | Fail |