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Colour

#A33DB3

  • #A33DB3
  • Magenta
  • Dark
  • Nearest: Medium orchid

#A33DB3 is a magenta with RGB values 163, 61, 179 and HSL 292°, 49%, 47%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#A33DB3#A33DB3
HEX#A33DB3
RGBrgb(163, 61, 179)
RGB (0–1)0.6392, 0.2392, 0.702
RGB percentages63.9%, 23.9%, 70.2%
HSLhsl(291.9, 49.2%, 47.1%)
HSV / HSBhsv(291.9, 65.9%, 70.2%)
CMYK8.9%, 65.9%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,698,163
CSS custom property--colour: #A33DB3;

Brightness & contrast

Relative luminance0.14379WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.42:1
Contrast with white5.42:1WCAG normal text: AA
Contrast with black3.88:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#5CC24C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D62B6no red cones; affects about 1% of men; ΔE 48.1 from the original
Deuteranopia#4C6EB0no green cones; the most common form, about 1% of men; ΔE 50.4 from the original
Tritanopia#A55173no blue cones; rare, and affects men and women equally; ΔE 44.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.42:1WCAG large text: AAA
Contrast with black, large text3.88:1WCAG large text: AA

Named colours

Medium orchid · ΔE 9.9Dark magenta · ΔE 13.7Purple · ΔE 16.4Dark orchid · ΔE 18.4Rebecca purple · ΔE 19.6Orchid · ΔE 20.2
Nearest named CSS colourMedium orchid (#BA55D3)ΔE 9.87, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4DB33D
Analogous#683DB3, #B33D88
Triadic#B3A33D, #3DB3A3
Split complementary#88B33D, #3DB368
Tetradic#B3683D, #4DB33D, #3D88B3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EACEEE
Lighter +30%#D9A8E1
Lighter +20%#C982D4
Lighter +10%#B95CC7
Darker −10%#80308D
Darker −20%#5E2367
Darker −30%#3B1641
Darker −40%#18091B
More saturated +25%#B91FD1
Less saturated −25%#8D5B95

Channel breakdown

R163
G61
B179
Red163 (63.9%)
Green61 (23.9%)
Blue179 (70.2%)
Hue291.86°
Saturation (HSL)49.17%
Lightness47.06%
Dominant channelBlue
Hex per channelR A3 · G 3D · B B3

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Every value on this page was computed from “a33db3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.