#663D43 color
The hex color #663D43 is a dark, desaturated red.
In the RGB color model it is made of 40% red, 23.9% green and 26.3% blue (102, 61, 67).
Its hue angle is 351°, with 25% saturation and 32% lightness. For print, the CMYK equivalent is 0% cyan, 40% magenta, 34% yellow and 60% black.
The closest named color is Red Rumour (#693F43), a difference of 1.2 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 9.08:1).
#663D43 color codes
| HEX | #663D43 | |
|---|---|---|
| RGB | rgb(102, 61, 67) | |
| RGB percent | rgb(40%, 23.9%, 26.3%) | |
| HSL | hsl(351, 25%, 32%) | |
| HSV / HSB | hsv(351, 40%, 40%) | |
| CMYK | cmyk(0%, 40%, 34%, 60%) | |
| CIE LAB | lab(30.8, 18.85, 3.97) | |
| CIE LCH | lch(30.8, 19.27, 11.89) | |
| CIE XYZ | xyz(8.162, 6.568, 6.147) | |
| Decimal | 6700355 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #663D43, 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 #663D43 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 2.31:1 | Fail | Fail | Fail |
| Sample text | 9.08:1 | Pass | Pass | Pass |
| #663D43 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 9.08:1 | Pass | Pass | Pass |
| Sample text | 2.31:1 | 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 #663D43 looks to people with the most common types of color vision deficiency.
#444443Protanopia
no red cones#4e4b42Deuteranopia
no green cones#6d393fTritanopia
no blue cones#484848Achromatopsia
no color vision
CSS examples
.background { background-color: #663d43; }
.text { color: #663d43; }
.border { border: 2px solid #663d43; }
.transparent { background-color: rgb(102 61 67 / 50%); }
.gradient { background: linear-gradient(to right, #663d43, #664c3d); }
Similar colors
#693f43Red Rumour#644348Plum Intended#654243Wild Thing#69444fWine Stain#683939Hot Chocolate#70403dWine Cellar#73383cCuba Libre#603231Rampant Rhubarb
Closest common color name: Eggplant.
Questions
- What color is #663D43?
- #663D43 is a dark, desaturated red, closest to the named color Red Rumour. It belongs to the red family of colors.
- What is the RGB value of #663D43?
- The RGB value is 102, 61, 67: 102 red, 61 green and 67 blue on a 0 to 255 scale.
- What is the complementary color of #663D43?
- The complementary color is #3D6660, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #663D43?
- White text. Black text has a contrast ratio of 2.31:1 and white text 9.08:1. WCAG asks for at least 4.5:1 for normal text.