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Colour

#39393A

  • #39393A
  • Grey
  • Dark
  • Nearest: Dark slate grey

#39393A is a grey with RGB values 57, 57, 58 and HSL 240°, 1%, 23%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#39393A#39393A
HEX#39393A
RGBrgb(57, 57, 58)
RGB (0–1)0.2235, 0.2235, 0.2275
RGB percentages22.4%, 22.4%, 22.7%
HSLhsl(240, 0.9%, 22.5%)
HSV / HSBhsv(240, 1.7%, 22.7%)
CMYK1.7%, 1.7%, 0%, 77.3%naive device-independent conversion; real print needs an ICC profile
24-bit integer3,750,202
CSS custom property--colour: #39393A;

Brightness & contrast

Relative luminance0.04102WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.54:1
Contrast with white11.54:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#C6C6C5

Colour vision & accessibility

Protanopia#39393Ano red cones; affects about 1% of men; ΔE 0 from the original
Deuteranopia#39393Ano green cones; the most common form, about 1% of men; ΔE 0 from the original
Tritanopia#393939no blue cones; rare, and affects men and women equally; ΔE 0.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.54:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.32, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#3A3A39
Analogous#393A3A, #3A393A
Triadic#3A3939, #393A39
Split complementary#3A3A39, #3A3A39
Tetradic#3A393A, #3A3A39, #393A3A

Tints, shades & saturation

Lighter +40%#9F9FA0
Lighter +30%#858587
Lighter +20%#6C6C6D
Lighter +10%#525254
Darker −10%#202020
Darker −20%#060607
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2B2B48
Less saturated −25%#3A3A3A

Channel breakdown

R57
G57
B58
Red57 (22.4%)
Green57 (22.4%)
Blue58 (22.7%)
Hue240°
Saturation (HSL)0.87%
Lightness22.55%
Dominant channelBlue
Hex per channelR 39 · G 39 · B 3A

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Every value on this page was computed from “39393a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.