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Colour

#4B4D55

  • #4B4D55
  • Grey
  • Dark
  • Nearest: Dim grey

#4B4D55 is a grey with RGB values 75, 77, 85 and HSL 228°, 6%, 31%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#4B4D55#4B4D55
HEX#4B4D55
RGBrgb(75, 77, 85)
RGB (0–1)0.2941, 0.302, 0.3333
RGB percentages29.4%, 30.2%, 33.3%
HSLhsl(228, 6.2%, 31.4%)
HSV / HSBhsv(228, 11.8%, 33.3%)
CMYK11.8%, 9.4%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,934,997
CSS custom property--colour: #4B4D55;

Brightness & contrast

Relative luminance0.07459WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.43:1
Contrast with white8.43:1WCAG normal text: AAA
Contrast with black2.49:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#B4B2AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4E55no red cones; affects about 1% of men; ΔE 0.8 from the original
Deuteranopia#4A4D55no green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#494E50no blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.43:1WCAG large text: AAA
Contrast with black, large text2.49:1WCAG large text: Fail

Named colours

Dim grey · ΔE 12.7Dark slate grey · ΔE 12.9Slate grey · ΔE 21Gray · ΔE 21.4Light slate grey · ΔE 24.1Black · ΔE 33.2
Nearest named CSS colourDim grey (#696969)ΔE 12.65, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#55534B
Analogous#4B5255, #4E4B55
Triadic#554B4D, #4D554B
Split complementary#554E4B, #52554B
Tetradic#554B52, #55534B, #4B554E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B1B3BB
Lighter +30%#9699A3
Lighter +20%#7B7E8B
Lighter +10%#636670
Darker −10%#33343A
Darker −20%#1B1C1F
Darker −30%#030304
Darker −40%#000000
More saturated +25%#374169
Less saturated −25%#505050

Channel breakdown

R75
G77
B85
Red75 (29.4%)
Green77 (30.2%)
Blue85 (33.3%)
Hue228°
Saturation (HSL)6.25%
Lightness31.37%
Dominant channelBlue
Hex per channelR 4B · G 4D · B 55

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Every value on this page was computed from “4b4d55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.