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Recognised as Colour

#575A58

  • #575A58
  • Grey
  • Dark
  • Nearest: Dim grey

#575A58 is a grey with RGB values 87, 90, 88 and HSL 140°, 2%, 35%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#575A58#575A58
HEX#575A58
RGBrgb(87, 90, 88)
RGB (0–1)0.3412, 0.3529, 0.3451
RGB percentages34.1%, 35.3%, 34.5%
HSLhsl(140, 1.7%, 34.7%)
HSV / HSBhsv(140, 3.3%, 35.3%)
CMYK3.3%, 0%, 2.2%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,724,760
CSS custom property--colour: #575A58;

Brightness & contrast

Relative luminance0.10043WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.98:1
Contrast with white6.98:1WCAG normal text: AA
Contrast with black3.01:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#A8A5A7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A5958no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#595958no green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#575A59no blue cones; rare, and affects men and women equally; ΔE 0.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.98:1WCAG large text: AAA
Contrast with black, large text3.01:1WCAG large text: AA

Named colours

Dim grey · ΔE 6.7Dark slate grey · ΔE 12.9Gray · ΔE 15.8Slate grey · ΔE 18.7Light slate grey · ΔE 21.6Cadetblue · ΔE 30.5
Nearest named CSS colourDim grey (#696969)ΔE 6.73, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A5759
Analogous#585A57, #575A5A
Triadic#58575A, #5A5857
Split complementary#5A575A, #5A5758
Tetradic#57585A, #5A5759, #5A5A57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDC0BE
Lighter +30%#A3A7A4
Lighter +20%#8A8D8B
Lighter +10%#707471
Darker −10%#3E403F
Darker −20%#252625
Darker −30%#0C0C0C
Darker −40%#000000
More saturated +25%#417051
Less saturated −25%#595959

Channel breakdown

R87
G90
B88
Red87 (34.1%)
Green90 (35.3%)
Blue88 (34.5%)
Hue140°
Saturation (HSL)1.69%
Lightness34.71%
Dominant channelGreen
Hex per channelR 57 · G 5A · B 58

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Every value on this page was computed from “575a58” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.