Search for a name or a RGB value RRR,GGG,BBB or a Hex value #rrggbb

Color space conversion

Conversion of this color for each color space representation
RGB open »
Red Green Blue
40% 40% 40.39%
HSL open »
Hue Saturation Lightness
240° 0.49% 40.2%
HSV / HSB
Hue Saturation Value / Brightness
240° 0.97% 40.39%
RGB - Normalized
Red Green Blue
0.4 0.4 0.4
HSL - Normalized
Hue Saturation Lightness
0.67 0 0.4
HSV / HSB - Normalized
Hue Saturation Value / Brightness
0.67 0.01 0.4
CMYK open »
Cyan Magenta Yellow Black
1% 1% 0% 60%
YCbCr
Y Cb Cr
0.4 0 -0
XYZ
X Y Z
12.68 13.31 14.73
CIE Lab
L a b
43.22 0.21 -0.57

Nearest Colors Name

Matching similar color names

CSS notation

Use this for all CSS properties that accept a color as a value: color, background-color, border-color
#666667
rgb(102,102,103)
hsl(240, 0%, 40%)

Tints, Shades, and Tones

Tints of color #666667

Tints

A tint is obtained by adding white to a color. This process reduces darkness.
Shades of color #666667

Shades

A shade is obtained by adding black to a color. This process increases darkness.
Tones of color #666667

Tones

A tone is produced either by mixing a color with grey, or by both tinting and shading.

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Color Harmonies

Schemes of colors that work well together. Read more about Color Harmonies »
Complementary Harmony Color Scheme of #666667

Complementary

Create the strongest contrast.
Triad Harmony Color Scheme of #666667

Triad

Let one color dominate and use the other two for the accent.
Square Harmony Color Scheme of #666667

Square

Balance between warm and cool colors.
Adjacent Harmony Color Scheme of #666667

Adjacent / Analogous / Analogic

Pleasing and harmonious to the eye, they can be found in nature.
Split Complementary Harmony Color Scheme of #666667

Split Complementary

Low tension, strong visual contrast.
Rectangle Tetradic Harmony Color Scheme of #666667

Rectangle / Tetradic

Two complementary pairs for a total of four colors.
Pentagram Harmony Color Scheme of #666667

Pentagram

Circle around the color wheel, five colors.