#EDEEF0
#C9CCD1
#1D4ED8
#0B1220
#FFF4CCButtercream
#AAEEFFGlacier
#4CC9F0Sky Blue
#1B4965Charcoal
Bold Sky Blue & Glacier is a vivid complementary color palette tagged modern, blue. Buttercream and Charcoal sit nearly opposite on the color wheel, so the pairing has real energy; keep one as the accent. These are bold, punchy colors that need generous white space around them. Warm and cool hues are mixed, which adds depth.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Buttercream | #FFF4CC | rgb(255, 244, 204) | hsl(47, 100%, 90%) | oklch(96.6% 0.053 94) | |
| Glacier | #AAEEFF | rgb(170, 238, 255) | hsl(192, 100%, 83%) | oklch(91.0% 0.071 215) | |
| Sky Blue | #4CC9F0 | rgb(76, 201, 240) | hsl(194, 85%, 62%) | oklch(78.2% 0.121 222) | |
| Charcoal | #1B4965 | rgb(27, 73, 101) | hsl(203, 58%, 25%) | oklch(38.8% 0.069 239) |
Why it works and how to use it
It works because the lightness range is wide (25% to 90%), which gives clear hierarchy between background, content and accents. Try it for websites, presentations and branding.
- Background: Buttercream (#FFF4CC) is the lightest color, so it belongs on large surfaces.
- Text: Charcoal (#1B4965) on #FFF4CC gives 8.71:1, passing WCAG AAA.
- Primary: Glacier (#AAEEFF) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Sky Blue (#4CC9F0) for highlights, badges and hover states.
3 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Buttercream on Charcoal at 8.71:1.
Preview on a real UI see how the palette feels in context
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Design faster with Bold Sky 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
#FFF4CC
#AAEEFF
#4CC9F0
#1B4965
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#FFF4CC on #1B4965 | Aa | 8.71:1 | AAA |
#AAEEFF on #1B4965 | Aa | 7.49:1 | AAA |
#4CC9F0 on #1B4965 | Aa | 4.99:1 | AA |
#FFF4CC on #4CC9F0 | Aa | 1.75:1 | Fail |
#AAEEFF on #4CC9F0 | Aa | 1.5:1 | Fail |
#FFF4CC on #AAEEFF | Aa | 1.16:1 | Fail |
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