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Colour

#525A57

  • #525A57
  • Grey
  • Dark
  • Nearest: Dim grey

#525A57 is a grey with RGB values 82, 90, 87 and HSL 157°, 5%, 34%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#525A57#525A57
HEX#525A57
RGBrgb(82, 90, 87)
RGB (0–1)0.3216, 0.3529, 0.3412
RGB percentages32.2%, 35.3%, 34.1%
HSLhsl(157.5, 4.7%, 33.7%)
HSV / HSBhsv(157.5, 8.9%, 35.3%)
CMYK8.9%, 0%, 3.3%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,397,079
CSS custom property--colour: #525A57;

Brightness & contrast

Relative luminance0.09794WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.1:1
Contrast with white7.1:1WCAG normal text: AAA
Contrast with black2.96:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#ADA5A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#595957no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#585857no green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#505A59no blue cones; rare, and affects men and women equally; ΔE 1.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.1:1WCAG large text: AAA
Contrast with black, large text2.96:1WCAG large text: Fail

Named colours

Dim grey · ΔE 7.9Dark slate grey · ΔE 11Gray · ΔE 16.6Slate grey · ΔE 19.1Light slate grey · ΔE 21.9Teal · ΔE 28.8
Nearest named CSS colourDim grey (#696969)ΔE 7.94, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A5255
Analogous#525A53, #52595A
Triadic#57525A, #5A5752
Split complementary#5A5259, #5A5352
Tetradic#53525A, #5A5255, #595A52

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9BFBD
Lighter +30%#9EA7A4
Lighter +20%#848E8A
Lighter +10%#6A7571
Darker −10%#3A3F3D
Darker −20%#212523
Darker −30%#090A0A
Darker −40%#000000
More saturated +25%#3D705C
Less saturated −25%#565656

Channel breakdown

R82
G90
B87
Red82 (32.2%)
Green90 (35.3%)
Blue87 (34.1%)
Hue157.5°
Saturation (HSL)4.65%
Lightness33.73%
Dominant channelGreen
Hex per channelR 52 · G 5A · B 57

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Every value on this page was computed from “525a57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.