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Recognised as Colour

#424C44

  • #424C44
  • Grey
  • Dark
  • Nearest: Dark slate grey

#424C44 is a grey with RGB values 66, 76, 68 and HSL 132°, 7%, 28%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#424C44#424C44
HEX#424C44
RGBrgb(66, 76, 68)
RGB (0–1)0.2588, 0.298, 0.2667
RGB percentages25.9%, 29.8%, 26.7%
HSLhsl(132, 7%, 27.8%)
HSV / HSBhsv(132, 13.2%, 29.8%)
CMYK13.2%, 0%, 10.5%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,344,900
CSS custom property--colour: #424C44;

Brightness & contrast

Relative luminance0.06744WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.94:1
Contrast with white8.94:1WCAG normal text: AAA
Contrast with black2.35:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#BDB3BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C4A44no red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#4A4944no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#414C4Ano blue cones; rare, and affects men and women equally; ΔE 3.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.94:1WCAG large text: AAA
Contrast with black, large text2.35:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.2Dim grey · ΔE 14.8Gray · ΔE 23.4Slate grey · ΔE 26Light slate grey · ΔE 28.9Teal · ΔE 31
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.24, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C424A
Analogous#454C42, #424C49
Triadic#44424C, #4C4442
Split complementary#49424C, #4C4245
Tetradic#42454C, #4C424A, #4C4942

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7B3AA
Lighter +30%#8C9B8F
Lighter +20%#718375
Lighter +10%#5A675C
Darker −10%#2A312C
Darker −20%#131513
Darker −30%#000000
Darker −40%#000000
More saturated +25%#305E39
Less saturated −25%#474747

Channel breakdown

R66
G76
B68
Red66 (25.9%)
Green76 (29.8%)
Blue68 (26.7%)
Hue132°
Saturation (HSL)7.04%
Lightness27.84%
Dominant channelGreen
Hex per channelR 42 · G 4C · B 44

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Every value on this page was computed from “424c44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.