#666758 color
The hex color #666758 is a gray.
In the RGB color model it is made of 40% red, 40.4% green and 34.5% blue (102, 103, 88).
Its hue angle is 64°, with 8% saturation and 37% lightness. For print, the CMYK equivalent is 1% cyan, 0% magenta, 15% yellow and 60% black.
The closest named color is Knit Cardigan (#6D6C5F), a difference of 2.6 ΔE, a small difference.
White text is the more readable choice on this background (contrast 5.76:1).
#666758 color codes
| HEX | #666758 | |
|---|---|---|
| RGB | rgb(102, 103, 88) | |
| RGB percent | rgb(40%, 40.4%, 34.5%) | |
| HSL | hsl(64, 8%, 37%) | |
| HSV / HSB | hsv(64, 15%, 40%) | |
| CMYK | cmyk(1%, 0%, 15%, 60%) | |
| CIE LAB | lab(43.11, -3.31, 8.35) | |
| CIE LCH | lch(43.11, 8.98, 111.62) | |
| CIE XYZ | xyz(12.091, 13.23, 11.147) | |
| Decimal | 6711128 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #666758, 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 #666758 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 3.65:1 | Fail | Fail | Pass |
| Sample text | 5.76:1 | Pass | Fail | Pass |
| #666758 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 5.76:1 | Pass | Fail | Pass |
| Sample text | 3.65:1 | 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 #666758 looks to people with the most common types of color vision deficiency.
#6a6657Protanopia
no red cones#6a6659Deuteranopia
no green cones#686563Tritanopia
no blue cones#666666Achromatopsia
no color vision
CSS examples
.background { background-color: #666758; }
.text { color: #666758; }
.border { border: 2px solid #666758; }
.transparent { background-color: rgb(102 103 88 / 50%); }
.gradient { background: linear-gradient(to right, #666758, #5f6758); }
Similar colors
#6d6c5fKnit Cardigan#5e6354Black Forest#6e6a5eArchaeology#6c685eCatch of the Day#67614fIvy Topiary#5f6957Italian Basil#6a6b65Armoury#747261Organic
Closest common color name: Ebony.
Questions
- What color is #666758?
- #666758 is a gray, closest to the named color Knit Cardigan. It belongs to the gray family of colors.
- What is the RGB value of #666758?
- The RGB value is 102, 103, 88: 102 red, 103 green and 88 blue on a 0 to 255 scale.
- What is the complementary color of #666758?
- The complementary color is #595867, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #666758?
- White text. Black text has a contrast ratio of 3.65:1 and white text 5.76:1. WCAG asks for at least 4.5:1 for normal text.