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Recognised as Colour

#38393F

  • #38393F
  • Grey
  • Dark
  • Nearest: Dark slate grey

#38393F is a grey with RGB values 56, 57, 63 and HSL 231°, 6%, 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

#38393F#38393F
HEX#38393F
RGBrgb(56, 57, 63)
RGB (0–1)0.2196, 0.2235, 0.2471
RGB percentages22%, 22.4%, 24.7%
HSLhsl(231.4, 5.9%, 23.3%)
HSV / HSBhsv(231.4, 11.1%, 24.7%)
CMYK11.1%, 9.5%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,684,671
CSS custom property--colour: #38393F;

Brightness & contrast

Relative luminance0.04126WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.51:1
Contrast with white11.51:1WCAG normal text: AAA
Contrast with black1.83:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#C7C6C0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383A3Fno red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#37393Fno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#373A3Bno blue cones; rare, and affects men and women equally; ΔE 3.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.51:1WCAG large text: AAA
Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.6Dim grey · ΔE 20.7Black · ΔE 24.4Slate grey · ΔE 29.7Gray · ΔE 29.8Light slate grey · ΔE 32.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.62, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F3E38
Analogous#383C3F, #3B383F
Triadic#3F3839, #393F38
Split complementary#3F3B38, #3C3F38
Tetradic#3F383C, #3F3E38, #383F3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9C9EA7
Lighter +30%#81838F
Lighter +20%#686A75
Lighter +10%#50515A
Darker −10%#202124
Darker −20%#080809
Darker −30%#000000
Darker −40%#000000
More saturated +25%#292E4E
Less saturated −25%#3B3B3B

Channel breakdown

R56
G57
B63
Red56 (22%)
Green57 (22.4%)
Blue63 (24.7%)
Hue231.43°
Saturation (HSL)5.88%
Lightness23.33%
Dominant channelBlue
Hex per channelR 38 · G 39 · B 3F

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Every value on this page was computed from “38393f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.