Prussian Blue (Blue)
#042F2B
RGB: 4, 47, 43
Color OverviewHEX #042F2B
#042F2B Color Code Information
In the RGB color space, #042F2B is composed of 2% red, 18% green, and 17% blue. In the HSL color space, it has a hue of 174°, saturation of 84%, and lightness of 10%.
HEX
#042F2B
RGB
4, 47, 43
HSL
174°, 84%, 10%
HSV
174°, 91%, 18%
CMYK
91%, 0%, 9%, 82%
Name Match
Prussian Blue
Closest StandardCSS Code & Tailwind Declarations
Ready-to-use style sheets and arbitrary classes for web development.
CSS Variables
:root {
--color-brand: #042F2B;
}
.element {
color: #042F2B;
background: #042F2B;
}Tailwind v4 Classes
<!-- Tailwind Arbitrary --> <div className="bg-[#042F2B] text-[#042F2B] border-[#042F2B]"> #042F2B </div>
Shades of #042F2B (Darker Variations)
Progressively mixed with black for depth, borders, and shadows.
Tints of #042F2B (Lighter Variations)
Progressively mixed with pure white for subtle backgrounds and badges.
Tones of #042F2B (Muted Variations)
Mixed with neutral gray to create soft, low-contrast variants.
Color Summary
Color NamePrussian Blue
LuminanceDark (Deep)
Hue Angle174° (Green)
Print Ink (K)82% Key Black
Harmonious Color Palettes for #042F2B
Calculated color schemes based on classic geometric color wheel angles for graphic and web design.
Complementary
Analogous
Split Complementary
Monochromatic
WCAG Accessibility Contrast Ratios
Verification against Web Content Accessibility Guidelines (WCAG 2.1) standards for web text readability.
Sample Text on #042F2B Background
Contrast Ratio against Pure White (#FFFFFF):14.52 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Sample Text on #042F2B Background
Contrast Ratio against Pure Black (#000000):1.45 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Related Popular Colors
Explore more colorsLight
Dark
Light
Light
Dark
Light