All About Color #121821

#121821

About #121821

#121821 is a very dark blue color with the hex code #121821. In RGB it is red 18, green 24, blue 33; in HSL it is hue 216°, saturation 29%, lightness 10%; in CMYK it is 45%, 27%, 0%, 87%. Its contrast ratio is 17.82:1 on white and 1.18:1 on black.

#121821 Color Conversion

Hex triplet12, 18, 21
CMYK45.45%, 27.27%, 0.00%, 87.06%
RGB Decimal18, 24, 33
HSL216°, 29%, 10%
RGB Octal22, 30, 41
HSV (HSB)216.00°, 45.45%, 12.94%
RGB Binary10010, 11000, 100001
CIE-L*AB8.05, 0.13, -7.17
RGB Percent7.06%, 9.41%, 12.94%
CIE-L*CH8.05, 7.17, 271.01
XYZ0.85, 0.89, 1.57
CIE-L*UV8.05, -1.89, -4.63
xyY0.26, 0.27, 0.89
Hunter-Lab9.44, -0.45, -3.22
RYB7.06%, 8.74%, 12.94%

Color Accessibility Scores

#121821 on a dark background: contrast 1.18:1, fails WCAG AA.
#121821 on a light background: contrast 17.82:1, passes WCAG AAA.

Color Shades

Tints and shades of #121821, from lightest to darkest. Each swatch links to its own color page.

Related Palettes

Harmonious five-color palettes built around #121821. Open any of them in the Muzli palette generator.

Complementary palette

#121821 · #33435C · #090C10 · #211B12 · #5C4C33

Analogous palette

#12211B · #121F21 · #121821 · #141221 · #1B1221

Triadic palette

#121821 · #211218 · #182112 · #33435C · #5C3343

Tetradic palette

#121821 · #21121F · #211B12 · #122114 · #090C10

Monochromatic palette

#090C10 · #090C10 · #121821 · #2D3C52 · #486084

Generate more palettes containing #121821 · Browse all color names

Discover more color profiles with the Muzli extension

Experience design inspiration like never before with Muzli. Loved by 800k+ designers worldwide, Muzli is the leading go-to browser extension for creative professionals.

Install now and let the magic begin.

Get Muzli