#859CAD
Dusty Sky Blue
#859CAD is the CSS named color "lightslategray", an exact match. In RGB it breaks down to red 133, green 156, and blue 173 out of 255 each. In HSL terms that's a hue of 206°, 20% saturation, and 60% lightness: on the lighter side — readable as large or bold text on a dark background, but too pale for small body text on white.
Every format
| HEX | #859cad |
| RGB | rgb(133, 156, 173) |
| HSL | hsl(206° 20% 60%) |
| HSB | hsb(206° 23% 68%) |
| OKLCH | oklch(68% 0.036 240°) |
| OKLAB | oklab(68% -0.018 -0.031) |
| LCH | lch(63% 13.0 245°) |
| CMYK | cmyk(23% 10% 0% 32%) |
Shades (darker)
#859cad · #758b9c · #657b8b · #566b7b · #475c6b
Tints (lighter)
#859cad · #8fa6b7 · #98b0c1 · #a2bacb · #acc4d6
Shades mix #859CAD toward black in even steps, useful for hover and pressed states in a UI; tints mix it toward white, useful for subtle backgrounds and disabled states that still read as the same color family.
On white: 2.85:1 — fails
On black: 7.36:1 — AAA
Frequently asked
- What is #859CAD in RGB?
- #859CAD is rgb(133, 156, 173) — red 133, green 156, blue 173 out of 255 each.
- Does #859CAD pass WCAG contrast on a white background?
- It has a contrast ratio of 2.85:1 against white, which fails for normal text.
- What's a good background color to pair with #859CAD?
- Black text or a black background gives better contrast (7.36:1) than white (2.85:1).