#204E6F
Dark Sky Blue
#204E6F is the CSS named color "darkslategray", an exact match. In RGB it breaks down to red 32, green 78, and blue 111 out of 255 each. In HSL terms that's a hue of 205°, 55% saturation, and 28% lightness: quite dark, close to black — it works well as body text on a light background or as a near-black UI surface.
Every format
| HEX | #204e6f |
| RGB | rgb(32, 78, 111) |
| HSL | hsl(205° 55% 28%) |
| HSB | hsb(205° 71% 44%) |
| OKLCH | oklch(41% 0.075 243°) |
| OKLAB | oklab(41% -0.034 -0.067) |
| LCH | lch(31% 25.1 253°) |
| CMYK | cmyk(71% 30% 0% 56%) |
Shades (darker)
#204e6f · #164565 · #0b3c5c · #003353 · #002b4a
Tints (lighter)
#204e6f · #315f81 · #427093 · #5381a5 · #6593b8
Shades mix #204E6F 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: 8.82:1 — AAA
On black: 2.38:1 — fails
Frequently asked
- What is #204E6F in RGB?
- #204E6F is rgb(32, 78, 111) — red 32, green 78, blue 111 out of 255 each.
- Does #204E6F pass WCAG contrast on a white background?
- It has a contrast ratio of 8.82:1 against white, which passes WCAG AAA for normal text.
- What's a good background color to pair with #204E6F?
- White text or a white background gives better contrast (8.82:1) than black (2.38:1).