SlateGray (Neutral)
#63708C
RGB: 99, 112, 140
Color OverviewHEX #63708C
#63708C Color Code Information
In the RGB color space, #63708C is composed of 39% red, 44% green, and 55% blue. In the HSL color space, it has a hue of 221°, saturation of 17%, and lightness of 47%.
HEX
#63708C
RGB
99, 112, 140
HSL
221°, 17%, 47%
HSV
221°, 29%, 55%
CMYK
29%, 20%, 0%, 45%
Name Match
SlateGray
Closest StandardCSS Code & Tailwind Declarations
Ready-to-use style sheets and arbitrary classes for web development.
CSS Variables
:root {
--color-brand: #63708C;
}
.element {
color: #63708C;
background: #63708C;
}Tailwind v4 Classes
<!-- Tailwind Arbitrary --> <div className="bg-[#63708C] text-[#63708C] border-[#63708C]"> #63708C </div>
Shades of #63708C (Darker Variations)
Progressively mixed with black for depth, borders, and shadows.
Tints of #63708C (Lighter Variations)
Progressively mixed with pure white for subtle backgrounds and badges.
Tones of #63708C (Muted Variations)
Mixed with neutral gray to create soft, low-contrast variants.
Color Summary
Color NameSlateGray
LuminanceDark (Deep)
Hue Angle221° (Cool/Blue)
Print Ink (K)45% Key Black
Harmonious Color Palettes for #63708C
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 #63708C Background
Contrast Ratio against Pure White (#FFFFFF):4.97 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Sample Text on #63708C Background
Contrast Ratio against Pure Black (#000000):4.23 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
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