#646766 color
The hex color #646766 is a gray.
In the RGB color model it is made of 39.2% red, 40.4% green and 40% blue (100, 103, 102).
Its hue angle is 160°, with 1% saturation and 40% lightness. For print, the CMYK equivalent is 3% cyan, 0% magenta, 1% yellow and 60% black.
The closest named color is Dim Gray (#696969), a difference of 2.2 ΔE, a small difference.
White text is the more readable choice on this background (contrast 5.72:1).
#646766 color codes
| HEX | #646766 | |
|---|---|---|
| RGB | rgb(100, 103, 102) | |
| RGB percent | rgb(39.2%, 40.4%, 40%) | |
| HSL | hsl(160, 1%, 40%) | |
| HSV / HSB | hsv(160, 3%, 40%) | |
| CMYK | cmyk(3%, 0%, 1%, 60%) | |
| CIE LAB | lab(43.31, -1.37, 0.16) | |
| CIE LCH | lch(43.31, 1.38, 173.45) | |
| CIE XYZ | xyz(12.504, 13.369, 14.49) | |
| Decimal | 6580070 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #646766, based on their position on the color wheel.
Complementary
The color opposite on the color wheel (180°). Strongest contrast.
Analogous
Neighbors 30° either side. Calm, natural combinations.
Split complementary
The two colors next to the complement (150° and 210°).
Triadic
Three colors evenly spaced, 120° apart.
Tetradic (square)
Four colors 90° apart.
Shades, tints and tones
Shades (darker, mixed with black)
Tints (lighter, mixed with white)
Tones (mixed with gray)
Contrast and accessibility
| Text on #646766 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 3.67:1 | Fail | Fail | Pass |
| Sample text | 5.72:1 | Pass | Fail | Pass |
| #646766 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 5.72:1 | Pass | Fail | Pass |
| Sample text | 3.67:1 | Fail | Fail | Pass |
WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.
Color blindness simulation
How #646766 looks to people with the most common types of color vision deficiency.
#676766Protanopia
no red cones#666666Deuteranopia
no green cones#636767Tritanopia
no blue cones#666666Achromatopsia
no color vision
CSS examples
.background { background-color: #646766; }
.text { color: #646766; }
.border { border: 2px solid #646766; }
.transparent { background-color: rgb(100 103 102 / 50%); }
.gradient { background: linear-gradient(to right, #646766, #646767); }
Similar colors
#696969Dim Gray#616669Gray Web#6b6d6aShadows#6b6965Volcanic Rock#6a6b65Armoury#686d70Beautiful Darkness#6d6c6cDove Gray#5e5e5eIron
Questions
- What color is #646766?
- #646766 is a gray, closest to the named color Dim Gray. It belongs to the gray family of colors.
- What is the RGB value of #646766?
- The RGB value is 100, 103, 102: 100 red, 103 green and 102 blue on a 0 to 255 scale.
- What is the complementary color of #646766?
- The complementary color is #676465, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #646766?
- White text. Black text has a contrast ratio of 3.67:1 and white text 5.72:1. WCAG asks for at least 4.5:1 for normal text.