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Colour

#51504D

  • #51504D
  • Grey
  • Dark
  • Nearest: Dim grey

#51504D is a grey with RGB values 81, 80, 77 and HSL 45°, 3%, 31%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#51504D#51504D
HEX#51504D
RGBrgb(81, 80, 77)
RGB (0–1)0.3176, 0.3137, 0.302
RGB percentages31.8%, 31.4%, 30.2%
HSLhsl(45, 2.5%, 31%)
HSV / HSBhsv(45, 4.9%, 31.8%)
CMYK0%, 1.2%, 4.9%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,328,973
CSS custom property--colour: #51504D;

Brightness & contrast

Relative luminance0.08022WCAG 2.x, 0 is black and 1 is white
Perceived brightness80 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.06:1
Contrast with white8.06:1WCAG normal text: AAA
Contrast with black2.6:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#AEAFB2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#51504Dno red cones; affects about 1% of men; ΔE 0 from the original
Deuteranopia#51504Dno green cones; the most common form, about 1% of men; ΔE 0 from the original
Tritanopia#524F4Fno blue cones; rare, and affects men and women equally; ΔE 2.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.06:1WCAG large text: AAA
Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Dim grey · ΔE 10.6Dark slate grey · ΔE 13.1Gray · ΔE 19.6Slate grey · ΔE 22.7Light slate grey · ΔE 25.5Teal · ΔE 33.6
Nearest named CSS colourDim grey (#696969)ΔE 10.56, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4E51
Analogous#514E4D, #50514D
Triadic#4D5150, #504D51
Split complementary#4D5051, #4E4D51
Tetradic#4D514E, #4D4E51, #514D50

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7B6B3
Lighter +30%#9E9D99
Lighter +20%#85847F
Lighter +10%#6B6A66
Darker −10%#373634
Darker −20%#1D1C1B
Darker −30%#030302
Darker −40%#000000
More saturated +25%#655A39
Less saturated −25%#4F4F4F

Channel breakdown

R81
G80
B77
Red81 (31.8%)
Green80 (31.4%)
Blue77 (30.2%)
Hue45°
Saturation (HSL)2.53%
Lightness30.98%
Dominant channelRed
Hex per channelR 51 · G 50 · B 4D

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Every value on this page was computed from “51504d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.