Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Marine | #0B2A6B | rgb(11, 42, 107) | hsl(221, 81%, 23%) | oklch(30.9% 0.119 263) | |
| Magenta | #A91C65 | rgb(169, 28, 101) | hsl(329, 72%, 39%) | oklch(49.2% 0.183 356) | |
| Mustard | #D4AF37 | rgb(212, 175, 55) | hsl(46, 65%, 52%) | oklch(76.7% 0.139 91) | |
| Linen | #F6F3EA | rgb(246, 243, 234) | hsl(45, 40%, 94%) | oklch(96.4% 0.012 92) |
Why it works and how to use it
Bright Magenta & Mustard is a vivid complementary color palette tagged modern, blue, yellow. Near-complementary hues (about 176° apart) make this a high-contrast, attention-grabbing combination. Saturation runs high, so use the brightest color sparingly and let the others carry the surface area. Warm and cool hues are mixed, which adds depth.
With 4 chromatic colors, Magenta takes the lead while the rest support. Lightness runs from 23% to 94%. Well suited to websites, presentations and branding.
- Background: Linen (#F6F3EA) is the lightest color, so it belongs on large surfaces.
- Text: Marine (#0B2A6B) on #F6F3EA gives 12.15:1, passing WCAG AAA.
- Primary: Magenta (#A91C65) is the most saturated mid-tone; use it for buttons and links (6.22:1 against the background, fine for UI elements).
- Accent: Mustard (#D4AF37) for highlights, badges and hover states.
3 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Marine on Linen at 12.15:1.
Preview on a real UI see how the palette feels in context
Design faster with Bright Magenta & Mustard
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 |
|---|---|---|---|
#0B2A6B on #F6F3EA | Aa | 12.15:1 | AAA |
#0B2A6B on #D4AF37 | Aa | 6.41:1 | AA |
#A91C65 on #F6F3EA | Aa | 6.22:1 | AA |
#A91C65 on #D4AF37 | Aa | 3.28:1 | AA large only |
#0B2A6B on #A91C65 | Aa | 1.95:1 | Fail |
#D4AF37 on #F6F3EA | Aa | 1.9:1 | Fail |