#404040 color
#404040 is a dark, desaturated grey, closest to the CSS named color darkslategray (#2F4F4F).
Color values
| HEX | #404040 |
| RGB | rgb(64, 64, 64) |
| HSL | hsl(0, 0%, 25%) |
| CMYK | cmyk(0%, 0%, 0%, 75%) |
| Decimal | 4210752 |
| CSS | color: #404040; |
| Android | 0xFF404040 |
| Swift | UIColor(red: 0.251, green: 0.251, blue: 0.251, alpha: 1) |
Accessibility and contrast
| White text on #404040 | 10.37:1 — AA pass · AA large pass · AAA pass |
| Black text on #404040 | 2.03:1 — AA fail · AA large fail · AAA fail |
| Recommended text color | white |
WCAG 2.1 asks for at least 4.5:1 for body text and 3:1 for large text (18 pt, or 14 pt bold).
Tints and shades of #404040
Each swatch keeps the hue and saturation of #404040 and varies only lightness — the quickest way to build a usable scale from a single brand color.
Colors that go with #404040
Harmonies generated by rotating the hue on the color wheel while holding saturation and lightness constant.
Using #404040 in code
/* CSS */
.element { color: #404040; background-color: #404040; }
.element { color: rgb(64 64 64); }
.element { color: hsl(0 0% 25%); }
/* Tailwind arbitrary value */
<div class="bg-[#404040] text-white">
/* SCSS variable */
$brand: #404040;Frequently asked questions
What color is #404040?
#404040 is a dark, desaturated grey. Its hue sits at 0° on the color wheel, with 0% saturation and 25% lightness.
What is #404040 in RGB?
#404040 converts to rgb(64, 64, 64) — 64 red, 64 green and 64 blue.
What is #404040 in CMYK?
Approximately cmyk(0%, 0%, 0%, 75%). Print output depends on the ICC profile of the press and paper, so treat this as a starting point rather than an exact match.
Should text on #404040 be white or black?
White gives the better contrast ratio (10.37:1 versus 2.03:1).
What is the complementary color of #404040?
#404040 — the hue directly opposite #404040 on the color wheel.