Colour

#57455B

#57455B
Violet
Dark
Nearest: Dim grey

#57455B is a violet with RGB values 87, 69, 91 and HSL 289°, 14%, 31%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#57455B#57455B

HEX#57455B

RGBrgb(87, 69, 91)

RGB (0–1)0.3412, 0.2706, 0.3569

RGB percentages34.1%, 27.1%, 35.7%

HSLhsl(289.1, 13.8%, 31.4%)

HSV / HSBhsv(289.1, 24.2%, 35.7%)

CMYK4.4%, 24.2%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,719,387

CSS custom property--colour: #57455B;

Brightness & contrast

Relative luminance0.07038WCAG 2.x, 0 is black and 1 is white

Perceived brightness77.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.72:1

Contrast with white8.72:1WCAG normal text: AAA

Contrast with black2.41:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#A8BAA4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#434A5Cno red cones; affects about 1% of men; ΔE 10.5 from the original

Deuteranopia#474C5Ano green cones; the most common form, about 1% of men; ΔE 10.9 from the original

Tritanopia#57474Dno blue cones; rare, and affects men and women equally; ΔE 10 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.72:1WCAG large text: AAA

Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dim grey · ΔE 20.2 Dark slate grey · ΔE 24.8 Slate grey · ΔE 25.4 Gray · ΔE 26.9 Light slate grey · ΔE 28.1 Steel blue · ΔE 34.3

Nearest named CSS colourDim grey (#696969)ΔE 20.19, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#495B45

Analogous#4C455B, #5B4554

Triadic#5B5745, #455B57

Split complementary#545B45, #455B4C

Tetradic#5B4C45, #495B45, #45545B

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#BCACC0

Lighter +30%#A58FAA

Lighter +20%#8E7294

Lighter +10%#735B78

Darker −10%#3B2F3E

Darker −20%#201921

Darker −30%#040304

Darker −40%#000000

More saturated +25%#64316F

Less saturated −25%#505050

Channel breakdown

R87

G69

B91

Red87 (34.1%)

Green69 (27.1%)

Blue91 (35.7%)

Hue289.09°

Saturation (HSL)13.75%

Lightness31.37%

Dominant channelBlue

Hex per channelR 57 · G 45 · B 5B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#57455B

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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