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Recognised as Colour

#57013B

  • #57013B
  • Magenta
  • Dark
  • Nearest: Purple

#57013B is a magenta with RGB values 87, 1, 59 and HSL 320°, 98%, 17%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Purple.

Colour values

#57013B#57013B
HEX#57013B
RGBrgb(87, 1, 59)
RGB (0–1)0.3412, 0.0039, 0.2314
RGB percentages34.1%, 0.4%, 23.1%
HSLhsl(319.5, 97.7%, 17.3%)
HSV / HSBhsv(319.5, 98.9%, 34.1%)
CMYK0%, 98.9%, 32.2%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,701,947
CSS custom property--colour: #57013B;

Brightness & contrast

Relative luminance0.02364WCAG 2.x, 0 is black and 1 is white
Perceived brightness51.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.26:1
Contrast with white14.26:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#A8FEC4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#12213Cno red cones; affects about 1% of men; ΔE 37.7 from the original
Deuteranopia#2C2F39no green cones; the most common form, about 1% of men; ΔE 39.4 from the original
Tritanopia#5E001Fno blue cones; rare, and affects men and women equally; ΔE 21.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.26:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Purple · ΔE 33.9Dark slateblue · ΔE 36.9Dark magenta · ΔE 38.7Rebecca purple · ΔE 39.5Midnight blue · ΔE 39.6Medium violet red · ΔE 41.3
Nearest named CSS colourPurple (#800080)ΔE 33.93, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#01571D
Analogous#480157, #570110
Triadic#3B5701, #013B57
Split complementary#105701, #015748
Tetradic#574801, #01571D, #011057

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FD27B7
Lighter +30%#EE03A2
Lighter +20%#BC027F
Lighter +10%#89025D
Darker −10%#250019
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#58003B
Less saturated −25%#4C0C37

Channel breakdown

R87
G1
B59
Red87 (34.1%)
Green1 (0.4%)
Blue59 (23.1%)
Hue319.53°
Saturation (HSL)97.73%
Lightness17.25%
Dominant channelRed
Hex per channelR 57 · G 01 · B 3B

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Every value on this page was computed from “57013b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.