SteelBlue (Blue)
#3183B9
RGB: 49, 131, 185
Color OverviewHEX #3183B9
#3183B9 Color Code Information
In the RGB color space, #3183B9 is composed of 19% red, 51% green, and 73% blue. In the HSL color space, it has a hue of 204°, saturation of 58%, and lightness of 46%.
HEX
#3183B9
RGB
49, 131, 185
HSL
204°, 58%, 46%
HSV
204°, 73.5%, 72.5%
CMYK
74%, 29%, 0%, 27%
Name Match
SteelBlue
Closest StandardCSS Code & Tailwind Declarations
Ready-to-use style sheets and arbitrary classes for web development.
CSS Variables
:root {
--color-brand: #3183B9;
}
.element {
color: #3183B9;
background: #3183B9;
}Tailwind v4 Classes
<!-- Tailwind Arbitrary --> <div className="bg-[#3183B9] text-[#3183B9] border-[#3183B9]"> #3183B9 </div>
Shades of #3183B9 (Darker Variations)
Progressively mixed with black for depth, borders, and shadows.
Tints of #3183B9 (Lighter Variations)
Progressively mixed with pure white for subtle backgrounds and badges.
Tones of #3183B9 (Muted Variations)
Mixed with neutral gray to create soft, low-contrast variants.
Color Summary
Color NameSteelBlue
LuminanceDark (Deep)
Hue Angle204° (Cool/Blue)
Print Ink (K)27% Key Black
Harmonious Color Palettes for #3183B9
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 #3183B9 Background
Contrast Ratio against Pure White (#FFFFFF):4.14 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Sample Text on #3183B9 Background
Contrast Ratio against Pure Black (#000000):5.08 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
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