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Recognised as Colour

#A33668

  • #A33668
  • Red
  • Dark
  • Nearest: Pale violetred

#A33668 is a red with RGB values 163, 54, 104 and HSL 332°, 50%, 43%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#A33668#A33668
HEX#A33668
RGBrgb(163, 54, 104)
RGB (0–1)0.6392, 0.2118, 0.4078
RGB percentages63.9%, 21.2%, 40.8%
HSLhsl(332.5, 50.2%, 42.5%)
HSV / HSBhsv(332.5, 66.9%, 63.9%)
CMYK0%, 66.9%, 36.2%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,696,296
CSS custom property--colour: #A33668;

Brightness & contrast

Relative luminance0.11424WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.39:1
Contrast with white6.39:1WCAG normal text: AA
Contrast with black3.28:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#5CC997

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#495269no red cones; affects about 1% of men; ΔE 48.3 from the original
Deuteranopia#676665no green cones; the most common form, about 1% of men; ΔE 49.5 from the original
Tritanopia#B02D4Ano blue cones; rare, and affects men and women equally; ΔE 20.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.39:1WCAG large text: AAA
Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Pale violetred · ΔE 21.2Medium violet red · ΔE 24.5Hot pink · ΔE 29.9Indian red · ΔE 30.1Purple · ΔE 34.9Brown · ΔE 35.3
Nearest named CSS colourPale violetred (#DB7093)ΔE 21.24, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#36A371
Analogous#A3369F, #A33A36
Triadic#68A336, #3668A3
Split complementary#36A33B, #369EA3
Tetradic#9FA336, #36A371, #3A36A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9BCD1
Lighter +30%#DC96B6
Lighter +20%#CF709C
Lighter +10%#C34981
Darker −10%#7D2950
Darker −20%#561D37
Darker −30%#30101F
Darker −40%#0A0306
More saturated +25%#BE1B66
Less saturated −25%#88516A

Channel breakdown

R163
G54
B104
Red163 (63.9%)
Green54 (21.2%)
Blue104 (40.8%)
Hue332.48°
Saturation (HSL)50.23%
Lightness42.55%
Dominant channelRed
Hex per channelR A3 · G 36 · B 68

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Every value on this page was computed from “a33668” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.