#16439C
Deep Blue
#16439C is the CSS named color "darkslateblue", an exact match. In RGB it breaks down to red 22, green 67, and blue 156 out of 255 each. In HSL terms that's a hue of 220°, 75% saturation, and 35% 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 | #16439c |
| RGB | rgb(22, 67, 156) |
| HSL | hsl(220° 75% 35%) |
| HSB | hsb(220° 86% 61%) |
| OKLCH | oklch(41% 0.153 262°) |
| OKLAB | oklab(41% -0.021 -0.152) |
| LCH | lch(30% 55.4 284°) |
| CMYK | cmyk(86% 57% 0% 39%) |
Shades (darker)
#16439c · #0c3991 · #032f87 · #00257c · #001a72
Tints (lighter)
#16439c · #2755af · #3767c3 · #4879d7 · #598beb
Shades mix #16439C 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: 9.06:1 — AAA
On black: 2.32:1 — fails
Frequently asked
- What is #16439C in RGB?
- #16439C is rgb(22, 67, 156) — red 22, green 67, blue 156 out of 255 each.
- Does #16439C pass WCAG contrast on a white background?
- It has a contrast ratio of 9.06:1 against white, which passes WCAG AAA for normal text.
- What's a good background color to pair with #16439C?
- White text or a white background gives better contrast (9.06:1) than black (2.32:1).