#51664D color
The hex color #51664D is a dark, grayish green.
In the RGB color model it is made of 31.8% red, 40% green and 30.2% blue (81, 102, 77).
Its hue angle is 110°, with 14% saturation and 35% lightness. For print, the CMYK equivalent is 21% cyan, 0% magenta, 25% yellow and 60% black.
The closest named color is Muddy Olive (#4B5D46), a difference of 3.2 ΔE, a small difference.
White text is the more readable choice on this background (contrast 6.25:1).
#51664D color codes
| HEX | #51664D | |
|---|---|---|
| RGB | rgb(81, 102, 77) | |
| RGB percent | rgb(31.8%, 40%, 30.2%) | |
| HSL | hsl(110, 14%, 35%) | |
| HSV / HSB | hsv(110, 25%, 40%) | |
| CMYK | cmyk(21%, 0%, 25%, 60%) | |
| CIE LAB | lab(40.88, -13.25, 11.61) | |
| CIE LCH | lch(40.88, 17.61, 138.78) | |
| CIE XYZ | xyz(9.484, 11.788, 8.795) | |
| Decimal | 5334605 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #51664D, 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 #51664D | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 3.36:1 | Fail | Fail | Pass |
| Sample text | 6.25:1 | Pass | Fail | Pass |
| #51664D as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 6.25:1 | Pass | Fail | Pass |
| Sample text | 3.36:1 | 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 #51664D looks to people with the most common types of color vision deficiency.
#68624cProtanopia
no red cones#64604eDeuteranopia
no green cones#50645fTritanopia
no blue cones#606060Achromatopsia
no color vision
CSS examples
.background { background-color: #51664d; }
.text { color: #51664d; }
.border { border: 2px solid #51664d; }
.transparent { background-color: rgb(81 102 77 / 50%); }
.gradient { background: linear-gradient(to right, #51664d, #4d6655); }
Similar colors
#4b5d46Muddy Olive#5b6f55Cactus#616c51Hinterland#49583eHeavy Green#5f674bMonstera#5f6957Italian Basil#3a5f49Herbes de Provence#4e5a4aVerdant Hush
Closest common color name: Hunter Green.
Questions
- What color is #51664D?
- #51664D is a dark, grayish green, closest to the named color Muddy Olive. It belongs to the green family of colors.
- What is the RGB value of #51664D?
- The RGB value is 81, 102, 77: 81 red, 102 green and 77 blue on a 0 to 255 scale.
- What is the complementary color of #51664D?
- The complementary color is #624D66, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #51664D?
- White text. Black text has a contrast ratio of 3.36:1 and white text 6.25:1. WCAG asks for at least 4.5:1 for normal text.