#663557 color
The hex color #663557 is a dark, desaturated magenta.
In the RGB color model it is made of 40% red, 20.8% green and 34.1% blue (102, 53, 87).
Its hue angle is 318°, with 32% saturation and 30% lightness. For print, the CMYK equivalent is 0% cyan, 48% magenta, 15% yellow and 60% black.
The closest named color is Opulent Purple (#673362), a difference of 3.7 ΔE, a small difference.
White text is the more readable choice on this background (contrast 9.49:1).
#663557 color codes
| HEX | #663557 | |
|---|---|---|
| RGB | rgb(102, 53, 87) | |
| RGB percent | rgb(40%, 20.8%, 34.1%) | |
| HSL | hsl(318, 32%, 30%) | |
| HSV / HSB | hsv(318, 48%, 40%) | |
| CMYK | cmyk(0%, 48%, 15%, 60%) | |
| CIE LAB | lab(29.56, 26.97, -10.89) | |
| CIE LCH | lch(29.56, 29.08, 338.02) | |
| CIE XYZ | xyz(8.473, 6.06, 9.738) | |
| Decimal | 6698327 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #663557, 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 #663557 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 2.21:1 | Fail | Fail | Fail |
| Sample text | 9.49:1 | Pass | Pass | Pass |
| #663557 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 9.49:1 | Pass | Pass | Pass |
| Sample text | 2.21:1 | 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 #663557 looks to people with the most common types of color vision deficiency.
#374158Protanopia
no red cones#444856Deuteranopia
no green cones#6b3642Tritanopia
no blue cones#464646Achromatopsia
no color vision
CSS examples
.background { background-color: #663557; }
.text { color: #663557; }
.border { border: 2px solid #663557; }
.transparent { background-color: rgb(102 53 87 / 50%); }
.gradient { background: linear-gradient(to right, #663557, #66353e); }
Similar colors
#673362Opulent Purple#6b295aPretty in Prune#654161Royal Plum#753a58Passionate Plum#653b66Wine Tour#5b365eLong Passionate Night#543254Purple Prose#64435fGrape Fizz
Closest common color name: Byzantium.
Questions
- What color is #663557?
- #663557 is a dark, desaturated magenta, closest to the named color Opulent Purple. It belongs to the purple family of colors.
- What is the RGB value of #663557?
- The RGB value is 102, 53, 87: 102 red, 53 green and 87 blue on a 0 to 255 scale.
- What is the complementary color of #663557?
- The complementary color is #356644, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #663557?
- White text. Black text has a contrast ratio of 2.21:1 and white text 9.49:1. WCAG asks for at least 4.5:1 for normal text.