Slate Gray (Neutral)

#647B90

RGB: 100, 123, 144

Color OverviewHEX #647B90

#647B90 Color Code Information

In the RGB color space, #647B90 is composed of 39% red, 48% green, and 56% blue. In the HSL color space, it has a hue of 209°, saturation of 18%, and lightness of 48%.

HEX

#647B90

RGB

100, 123, 144

HSL

209°, 18%, 48%

HSV

209°, 31%, 56%

CMYK

31%, 15%, 0%, 44%

Name Match

Slate Gray

Closest Standard

Shades of #647B90 (Darker Variations)

Shades are created by progressively mixing the base color with black.

Tints of #647B90 (Lighter Variations)

Tints are created by progressively mixing the base color with pure white.

Tones of #647B90 (Muted Variations)

Tones are created by mixing the base color with true neutral gray.

Color Harmonies for #647B90

Calculated color schemes based on classic color wheel angles for graphic and web design.

Complementary

Analogous

Triadic

Split Complementary

Monochromatic

WCAG Accessibility Contrast Ratios

Verification against Web Content Accessibility Guidelines (WCAG 2.1) standards for web text readability.

Sample Text on #647B90 Background

Contrast Ratio against Pure White (#FFFFFF):4.4 : 1

WCAG AA (4.5:1)

WCAG AAA (7.0:1)

Sample Text on #647B90 Background

Contrast Ratio against Pure Black (#000000):4.78 : 1

WCAG AA (4.5:1)

WCAG AAA (7.0:1)

Developer Code Snippets & Tailwind CSS

CSS Variables & Declarations

:root {
  --color-brand: #647B90;
}

.element {
  color: #647B90;
  background-color: #647B90;
  border-color: #647B90;
}

Tailwind CSS v4 Utility Classes

<!-- Tailwind Arbitrary Values -->
<div className="bg-[#647B90] text-[#647B90] border-[#647B90]">
  Content styled with #647B90
</div>