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Recognised as Colour

#424D48

  • #424D48
  • Grey
  • Dark
  • Nearest: Dark slate grey

#424D48 is a grey with RGB values 66, 77, 72 and HSL 153°, 8%, 28%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#424D48#424D48
HEX#424D48
RGBrgb(66, 77, 72)
RGB (0–1)0.2588, 0.302, 0.2824
RGB percentages25.9%, 30.2%, 28.2%
HSLhsl(152.7, 7.7%, 28%)
HSV / HSBhsv(152.7, 14.3%, 30.2%)
CMYK14.3%, 0%, 6.5%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,345,160
CSS custom property--colour: #424D48;

Brightness & contrast

Relative luminance0.06934WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.8:1
Contrast with white8.8:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#BDB2B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C4B48no red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#4A4A48no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#404D4Bno blue cones; rare, and affects men and women equally; ΔE 2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.8:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8.1Dim grey · ΔE 14Gray · ΔE 22.7Slate grey · ΔE 24.6Light slate grey · ΔE 27.5Teal · ΔE 30.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.08, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4247
Analogous#424D43, #424D4D
Triadic#48424D, #4D4842
Split complementary#4D424D, #4D4342
Tetradic#43424D, #4D4247, #4D4D42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7B4AE
Lighter +30%#8C9C95
Lighter +20%#71847B
Lighter +10%#5A6862
Darker −10%#2A322E
Darker −20%#131615
Darker −30%#000000
Darker −40%#000000
More saturated +25%#305F4A
Less saturated −25%#484848

Channel breakdown

R66
G77
B72
Red66 (25.9%)
Green77 (30.2%)
Blue72 (28.2%)
Hue152.73°
Saturation (HSL)7.69%
Lightness28.04%
Dominant channelGreen
Hex per channelR 42 · G 4D · B 48

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Every value on this page was computed from “424d48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.