#315E7B
#79C2EE
#BFF7F5
#F6FBFF
#2D6671Peacock
#368FA5Steel Blue
#A8EDFAGlacier
#F2FCFDSnow
Cool Steel Blue & Glacier is a vivid monochromatic color palette tagged cold, winter, muted. All four colors sit within 2° of hue, so the scheme reads as one color explored across light and dark. These are bold, punchy colors that need generous white space around them. The overall temperature is cool.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Peacock | #2D6671 | rgb(45, 102, 113) | hsl(190, 43%, 31%) | oklch(47.7% 0.062 212) | |
| Steel Blue | #368FA5 | rgb(54, 143, 165) | hsl(192, 51%, 43%) | oklch(60.6% 0.089 217) | |
| Glacier | #A8EDFA | rgb(168, 237, 250) | hsl(190, 89%, 82%) | oklch(90.5% 0.071 211) | |
| Snow | #F2FCFD | rgb(242, 252, 253) | hsl(185, 73%, 97%) | oklch(98.4% 0.011 204) |
Why it works and how to use it
The palette holds together thanks to its monochromatic hue relationship and a strong light-to-dark ladder (97% down to 31% lightness). A natural fit for websites, presentations and branding.
- Background: Snow (#F2FCFD) is the lightest color, so it belongs on large surfaces.
- Text: Peacock (#2D6671) on #F2FCFD gives 6.19:1, passing WCAG AA.
- Primary: Glacier (#A8EDFA) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Steel Blue (#368FA5) for highlights, badges and hover states.
2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Peacock on Snow at 6.19:1.
Preview on a real UI see how the palette feels in context
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Design faster with Cool Steel Blue & Glacier
A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.
Primary action SecondaryCard title
Card title
Card title
Roles are assigned by lightness.
Color blindness simulation
#2D6671
#368FA5
#A8EDFA
#F2FCFD
Color-blind check: under protanopia, Glacier and Snow become hard to tell apart, so do not rely on that pair alone to carry meaning.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#2D6671 on #F2FCFD | Aa | 6.19:1 | AA |
#2D6671 on #A8EDFA | Aa | 4.97:1 | AA |
#368FA5 on #F2FCFD | Aa | 3.57:1 | AA large only |
#368FA5 on #A8EDFA | Aa | 2.87:1 | Fail |
#2D6671 on #368FA5 | Aa | 1.73:1 | Fail |
#A8EDFA on #F2FCFD | Aa | 1.24:1 | Fail |
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