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Colour

#504B4A

  • #504B4A
  • Grey
  • Dark
  • Nearest: Dim grey

#504B4A is a grey with RGB values 80, 75, 74 and HSL 10°, 4%, 30%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#504B4A#504B4A
HEX#504B4A
RGBrgb(80, 75, 74)
RGB (0–1)0.3137, 0.2941, 0.2902
RGB percentages31.4%, 29.4%, 29%
HSLhsl(10, 3.9%, 30.2%)
HSV / HSBhsv(10, 7.5%, 31.4%)
CMYK0%, 6.2%, 7.5%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,262,154
CSS custom property--colour: #504B4A;

Brightness & contrast

Relative luminance0.07232WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.58:1
Contrast with white8.58:1WCAG normal text: AAA
Contrast with black2.45:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#AFB4B5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C4B4Ano red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#4D4C4Ano green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#514A4Bno blue cones; rare, and affects men and women equally; ΔE 1.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.58:1WCAG large text: AAA
Contrast with black, large text2.45:1WCAG large text: Fail

Named colours

Dim grey · ΔE 12.3Dark slate grey · ΔE 14.5Gray · ΔE 21.4Slate grey · ΔE 24Light slate grey · ΔE 27Black · ΔE 32.4
Nearest named CSS colourDim grey (#696969)ΔE 12.3, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A4F50
Analogous#504A4C, #504E4A
Triadic#4A504B, #4B4A50
Split complementary#4A504E, #4A4C50
Tetradic#4C504A, #4A4F50, #4E4A50

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6B1B0
Lighter +30%#9D9796
Lighter +20%#857D7B
Lighter +10%#6A6463
Darker −10%#363231
Darker −20%#1B1919
Darker −30%#010000
Darker −40%#000000
More saturated +25%#633E37
Less saturated −25%#4D4D4D

Channel breakdown

R80
G75
B74
Red80 (31.4%)
Green75 (29.4%)
Blue74 (29%)
Hue10°
Saturation (HSL)3.9%
Lightness30.2%
Dominant channelRed
Hex per channelR 50 · G 4B · B 4A

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Every value on this page was computed from “504b4a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.