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Recognised as Colour

#424A44

  • #424A44
  • Grey
  • Dark
  • Nearest: Dark slate grey

#424A44 is a grey with RGB values 66, 74, 68 and HSL 135°, 6%, 27%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#424A44#424A44
HEX#424A44
RGBrgb(66, 74, 68)
RGB (0–1)0.2588, 0.2902, 0.2667
RGB percentages25.9%, 29%, 26.7%
HSLhsl(135, 5.7%, 27.5%)
HSV / HSBhsv(135, 10.8%, 29%)
CMYK10.8%, 0%, 8.1%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,344,388
CSS custom property--colour: #424A44;

Brightness & contrast

Relative luminance0.06473WCAG 2.x, 0 is black and 1 is white
Perceived brightness71 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.15:1
Contrast with white9.15:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#BDB5BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A4944no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#494844no green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#414A48no blue cones; rare, and affects men and women equally; ΔE 2.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.15:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.5Dim grey · ΔE 14.8Gray · ΔE 23.6Slate grey · ΔE 25.9Light slate grey · ΔE 28.9Black · ΔE 31
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.46, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A4248
Analogous#444A42, #424A48
Triadic#44424A, #4A4442
Split complementary#48424A, #4A4244
Tetradic#42444A, #4A4248, #4A4842

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7B1AA
Lighter +30%#8C998F
Lighter +20%#728076
Lighter +10%#5A655D
Darker −10%#2A2F2B
Darker −20%#121412
Darker −30%#000000
Darker −40%#000000
More saturated +25%#315C3B
Less saturated −25%#464646

Channel breakdown

R66
G74
B68
Red66 (25.9%)
Green74 (29%)
Blue68 (26.7%)
Hue135°
Saturation (HSL)5.71%
Lightness27.45%
Dominant channelGreen
Hex per channelR 42 · G 4A · B 44

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Every value on this page was computed from “424a44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.