#644F54 color
The hex color #644F54 is a dark, grayish red.
In the RGB color model it is made of 39.2% red, 31% green and 32.9% blue (100, 79, 84).
Its hue angle is 346°, with 12% saturation and 35% lightness. For print, the CMYK equivalent is 0% cyan, 21% magenta, 16% yellow and 61% black.
The closest named color is Pinot Noir (#605258), a difference of 3 ΔE, a small difference.
White text is the more readable choice on this background (contrast 7.53:1).
#644F54 color codes
| HEX | #644F54 | |
|---|---|---|
| RGB | rgb(100, 79, 84) | |
| RGB percent | rgb(39.2%, 31%, 32.9%) | |
| HSL | hsl(346, 12%, 35%) | |
| HSV / HSB | hsv(346, 21%, 39%) | |
| CMYK | cmyk(0%, 21%, 16%, 61%) | |
| CIE LAB | lab(35.87, 9.68, 0.41) | |
| CIE LCH | lch(35.87, 9.69, 2.41) | |
| CIE XYZ | xyz(9.652, 8.942, 9.603) | |
| Decimal | 6573908 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #644F54, 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 #644F54 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 2.79:1 | Fail | Fail | Fail |
| Sample text | 7.53:1 | Pass | Pass | Pass |
| #644F54 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 7.53:1 | Pass | Pass | Pass |
| Sample text | 2.79:1 | Fail | Fail | Fail |
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 #644F54 looks to people with the most common types of color vision deficiency.
#525254Protanopia
no red cones#565654Deuteranopia
no green cones#684e51Tritanopia
no blue cones#545454Achromatopsia
no color vision
CSS examples
.background { background-color: #644f54; }
.text { color: #644f54; }
.border { border: 2px solid #644f54; }
.transparent { background-color: rgb(100 79 84 / 50%); }
.gradient { background: linear-gradient(to right, #644f54, #64554f); }
Similar colors
#605258Pinot Noir#624a49Dark Chocolate#5e4a47Mustang#654a46Liver#554747Chinotto#644348Plum Intended#60504bChocolate Pretzel#604d47Lynx
Closest common color name: Eggplant.
Questions
- What color is #644F54?
- #644F54 is a dark, grayish red, closest to the named color Pinot Noir. It belongs to the gray family of colors.
- What is the RGB value of #644F54?
- The RGB value is 100, 79, 84: 100 red, 79 green and 84 blue on a 0 to 255 scale.
- What is the complementary color of #644F54?
- The complementary color is #4F645F, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #644F54?
- White text. Black text has a contrast ratio of 2.79:1 and white text 7.53:1. WCAG asks for at least 4.5:1 for normal text.