MidnightBlue (Blue)
#18388C
RGB: 24, 56, 140
Color OverviewHEX #18388C
#18388C Color Code Information
In the RGB color space, #18388C is composed of 9% red, 22% green, and 55% blue. In the HSL color space, it has a hue of 223°, saturation of 71%, and lightness of 32%.
HEX
#18388C
RGB
24, 56, 140
HSL
223°, 71%, 32%
HSV
223°, 83%, 55%
CMYK
83%, 60%, 0%, 45%
Name Match
MidnightBlue
Closest StandardCSS Code & Tailwind Declarations
Ready-to-use style sheets and arbitrary classes for web development.
CSS Variables
:root {
--color-brand: #18388C;
}
.element {
color: #18388C;
background: #18388C;
}Tailwind v4 Classes
<!-- Tailwind Arbitrary --> <div className="bg-[#18388C] text-[#18388C] border-[#18388C]"> #18388C </div>
Shades of #18388C (Darker Variations)
Progressively mixed with black for depth, borders, and shadows.
Tints of #18388C (Lighter Variations)
Progressively mixed with pure white for subtle backgrounds and badges.
Tones of #18388C (Muted Variations)
Mixed with neutral gray to create soft, low-contrast variants.
Color Summary
Color NameMidnightBlue
LuminanceDark (Deep)
Hue Angle223° (Cool/Blue)
Print Ink (K)45% Key Black
Harmonious Color Palettes for #18388C
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 #18388C Background
Contrast Ratio against Pure White (#FFFFFF):10.59 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Sample Text on #18388C Background
Contrast Ratio against Pure Black (#000000):1.98 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
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