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Colour

#57554F

  • #57554F
  • Grey
  • Dark
  • Nearest: Dim grey

#57554F is a grey with RGB values 87, 85, 79 and HSL 45°, 5%, 33%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#57554F#57554F
HEX#57554F
RGBrgb(87, 85, 79)
RGB (0–1)0.3412, 0.3333, 0.3098
RGB percentages34.1%, 33.3%, 31%
HSLhsl(45, 4.8%, 32.5%)
HSV / HSBhsv(45, 9.2%, 34.1%)
CMYK0%, 2.3%, 9.2%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,723,471
CSS custom property--colour: #57554F;

Brightness & contrast

Relative luminance0.09088WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.45:1
Contrast with white7.45:1WCAG normal text: AAA
Contrast with black2.82:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#A8AAB0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#56554Fno red cones; affects about 1% of men; ΔE 0.4 from the original
Deuteranopia#57554Fno green cones; the most common form, about 1% of men; ΔE 0 from the original
Tritanopia#585453no blue cones; rare, and affects men and women equally; ΔE 3.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.45:1WCAG large text: AAA
Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Dim grey · ΔE 9.1Dark slate grey · ΔE 14.4Gray · ΔE 17.8Slate grey · ΔE 22.1Light slate grey · ΔE 24.8Rosy brown · ΔE 32.6
Nearest named CSS colourDim grey (#696969)ΔE 9.1, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F5157
Analogous#57514F, #55574F
Triadic#4F5755, #554F57
Split complementary#4F5557, #514F57
Tetradic#4F5751, #4F5157, #574F55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCBBB6
Lighter +30%#A4A29B
Lighter +20%#8C8980
Lighter +10%#726F67
Darker −10%#3C3B37
Darker −20%#22211E
Darker −30%#070706
Darker −40%#000000
More saturated +25%#6C5F3A
Less saturated −25%#535353

Channel breakdown

R87
G85
B79
Red87 (34.1%)
Green85 (33.3%)
Blue79 (31%)
Hue45°
Saturation (HSL)4.82%
Lightness32.55%
Dominant channelRed
Hex per channelR 57 · G 55 · B 4F

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Every value on this page was computed from “57554f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.