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Recognised as Colour

#4B4B4B

  • #4B4B4B
  • Grey
  • Dark
  • Nearest: Dark slate grey

#4B4B4B is a grey with RGB values 75, 75, 75 and HSL 0°, 0%, 29%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#4B4B4B#4B4B4B
HEX#4B4B4B
RGBrgb(75, 75, 75)
RGB (0–1)0.2941, 0.2941, 0.2941
RGB percentages29.4%, 29.4%, 29.4%
HSLhsl(0, 0%, 29.4%)
HSV / HSBhsv(0, 0%, 29.4%)
CMYK0%, 0%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,934,475
CSS custom property--colour: #4B4B4B;

Brightness & contrast

Relative luminance0.07036WCAG 2.x, 0 is black and 1 is white
Perceived brightness75 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.72:1
Contrast with white8.72:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#B4B4B4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4B4Bno red cones; affects about 1% of men; ΔE 0 from the original
Deuteranopia#4B4B4Bno green cones; the most common form, about 1% of men; ΔE 0 from the original
Tritanopia#4B4B4Bno blue cones; rare, and affects men and women equally; ΔE 0 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.72:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.3Dim grey · ΔE 12.5Gray · ΔE 21.7Slate grey · ΔE 23.6Light slate grey · ΔE 26.6Black · ΔE 31.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.31, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B4B4B
Analogous#4B4B4B, #4B4B4B
Triadic#4B4B4B, #4B4B4B
Split complementary#4B4B4B, #4B4B4B
Tetradic#4B4B4B, #4B4B4B, #4B4B4B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B1B1B1
Lighter +30%#989898
Lighter +20%#7E7E7E
Lighter +10%#656565
Darker −10%#323232
Darker −20%#181818
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5E3838
Less saturated −25%#4B4B4B

Channel breakdown

R75
G75
B75
Red75 (29.4%)
Green75 (29.4%)
Blue75 (29.4%)
Hue0°
Saturation (HSL)0%
Lightness29.41%
Dominant channelNone: the channels are equal (a neutral grey)
Hex per channelR 4B · G 4B · B 4B

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Every value on this page was computed from “4b4b4b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.