Slate Grey Color
Slate Grey is a blue color with hex code #59656D. This page covers its meaning, all color values, harmonies, colors that go with slate grey, shades, tints, similar colors, CSS examples, FAQs, and WCAG contrast ratios.
Slate Grey Color Values
What Does Slate Grey Mean?
Slate Grey belongs to the blue family of colors. Blue wins popularity surveys in every culture that runs them, and corporate design reflects it. Trust and stability are the usual words people reach for. Dark navies project authority, pale blues open a layout up, and almost nothing clashes with it. Slate Grey sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
In the ISCC-NBS color naming system, Slate Grey is classified as a gray (nearest centroid: dark bluish gray, #51585E).
Color Harmonies
Complementary
Analogous
Triadic
Colors That Go With Slate Grey
Slate Grey and #6D615A are complements, parked opposite each other on the wheel. Together they hit maximum contrast, so a rough 70/30 split keeps the pairing from shouting.
Analogous neighbors — #5A6D6B and #5A5B6D, which sit beside slate grey on the wheel. Pairings like this feel calm and settled, which suits backgrounds and gradients.
For an energetic three-color palette, pair slate grey with triadic partners #6D5A65 and #656D5A. All three sit evenly spaced around the wheel, so the scheme stays lively without clashing.
Build and test these combinations in our Color Wheel Tool or check text readability with the Contrast Checker.
Tints and Shades
Tints (lighter)
Shades (darker)
Similar Colors
- Shuttle Grey —
#5F6672(Delta E 3) - Nevada —
#646E75(Delta E 4) - Slate —
#516572(Delta E 4) - Mid Grey —
#5F5F6E(Delta E 7) - DimGray —
#696969(Delta E 7)
CSS Examples
.text { color: #59656D; }
.background { background-color: #59656D; }
.border { border: 2px solid #59656D; }
.shadow { box-shadow: 0 4px 6px #59656D40; }WCAG Contrast
Frequently Asked Questions
What is the hex code for slate grey?
Slate Grey has the hex code #59656D. In RGB notation it is rgb(89, 101, 109), in HSL it is hsl(204, 10%, 39%), and its OKLCH value is 0.499, 0.02, 237.
What does the color slate grey mean?
Blue-family colors like slate grey carry distinct psychological associations. Slate Grey belongs to the blue family of colors. Blue wins popularity surveys in every culture that runs them, and corporate design reflects it. Trust and stability are the usual words people reach for. Dark navies project authority, pale blues open a layout up, and almost nothing clashes with it. Slate Grey sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
What colors go with slate grey?
Slate Grey has three easy routes: its complement #6D615A for punch, its neighbors #5A6D6B and #5A5B6D for something calmer, or triadic partners #6D5A65 and #656D5A when you want energy.
Is slate grey a standard web color?
No — Slate Grey is not a CSS keyword. Use its hex value #59656D or any RGB/HSL equivalent in your stylesheets.
How do I make slate grey lighter or darker?
To lighten slate grey, add white to create tints; to darken it, add black to create shades. The tints and shades table above shows five computed steps of each, from #E3E6E8 (lightest tint) to #101214 (darkest shade).
About Slate Grey
Slate Grey is classified as a Gray in the ISCC-NBS color naming system, within the Blue hue family. It has The color is recognized by XKCD, meodai.
Use our Color Converter to convert #59656D to any other color format, or explore the Color Wheel to find harmonious color combinations.