CSS notation

Use this for all CSS properties that accept a color as a value: color, background-color, border-color
#213d30
rgb(33,61,48)
hsl(152, 30%, 18%)

Color spaces

Names and values for each color representation
HSL
Hue152.14°
Saturation29.79%
Lightness18.43%
HSV / HSB
Hue152.14°
Saturation45.9%
Value / Brightness23.92%
RGB
Red12.94%
Green23.92%
Blue18.82%
CMYK
Cyan45.9%
Magenta0%
Yellow21.31%
Black76.08%
YCbCr
Y0.2
Cb-0.01
Cr-0.05

Nearest Colors Name

Most similar colors in standard

Color Harmonies

Schemes of colors that work well together
Complementary Harmony Color Scheme of #213d30

Complementary

Create the strongest contrast.
Triad Harmony Color Scheme of #213d30

Triad

Let one color dominate and use the other two for the accent.
Square Harmony Color Scheme of #213d30

Square

Balance between warm and cool colors.
Adjacent Harmony Color Scheme of #213d30

Adjacent / Analogous / Analogic

Pleasing and harmonious to the eye, they can be found in nature.
Split Complementary Harmony Color Scheme of #213d30

Split Complementary

Low tension, strong visual contrast.
Rectangle Tetradic Harmony Color Scheme of #213d30

Rectangle / Tetradic

Two complementary pairs for a total of four colors.

Tints, Shades, and Tones

Tints of color #213d30

Tints

A tint is obtained by adding white to a color. This process reduces darkness.
Shades of color #213d30

Shades

A shade is obtained by adding black to a color. This process increases darkness.
Tones of color #213d30

Tones

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