#3A86FF
#8EC5FC
#E0C3FC
#FFFFFF
#1C1146Ink
#45409ECobalt
#6A6FF8Blueberry
#DEE0FFLavender
Royal Blueberry & Cobalt is a vivid monochromatic color palette tagged gradient, dark, cold. All four colors sit within 16° 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 |
|---|---|---|---|---|---|
| Ink | #1C1146 | rgb(28, 17, 70) | hsl(252, 61%, 17%) | oklch(23.1% 0.094 286) | |
| Cobalt | #45409E | rgb(69, 64, 158) | hsl(243, 42%, 44%) | oklch(43.2% 0.148 281) | |
| Blueberry | #6A6FF8 | rgb(106, 111, 248) | hsl(238, 91%, 69%) | oklch(61.1% 0.201 277) | |
| Lavender | #DEE0FF | rgb(222, 224, 255) | hsl(236, 100%, 94%) | oklch(91.5% 0.042 283) |
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 (94% down to 17% lightness). A natural fit for websites, presentations and branding.
- Background: Lavender (#DEE0FF) is the lightest color, so it belongs on large surfaces.
- Text: Ink (#1C1146) on #DEE0FF gives 13.31:1, passing WCAG AAA.
- Primary: Blueberry (#6A6FF8) is the most saturated mid-tone; use it for buttons and links (3.09:1 against the background, fine for UI elements).
- Accent: Cobalt (#45409E) for highlights, badges and hover states.
2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Ink on Lavender at 13.31:1.
Preview on a real UI see how the palette feels in context
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Design faster with Royal Blueberry & Cobalt
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
#1C1146
#45409E
#6A6FF8
#DEE0FF
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#1C1146 on #DEE0FF | Aa | 13.31:1 | AAA |
#45409E on #DEE0FF | Aa | 6.54:1 | AA |
#1C1146 on #6A6FF8 | Aa | 4.3:1 | AA large only |
#6A6FF8 on #DEE0FF | Aa | 3.09:1 | AA large only |
#45409E on #6A6FF8 | Aa | 2.11:1 | Fail |
#1C1146 on #45409E | Aa | 2.04:1 | Fail |
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