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Colour

#A31FBC

  • #A31FBC
  • Magenta
  • Dark
  • Nearest: Dark orchid

#A31FBC is a magenta with RGB values 163, 31, 188 and HSL 290°, 72%, 43%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A31FBC#A31FBC
HEX#A31FBC
RGBrgb(163, 31, 188)
RGB (0–1)0.6392, 0.1216, 0.7373
RGB percentages63.9%, 12.2%, 73.7%
HSLhsl(290.4, 71.7%, 42.9%)
HSV / HSBhsv(290.4, 83.5%, 73.7%)
CMYK13.3%, 83.5%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,690,492
CSS custom property--colour: #A31FBC;

Brightness & contrast

Relative luminance0.12397WCAG 2.x, 0 is black and 1 is white
Perceived brightness112 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.04:1
Contrast with white6.04:1WCAG normal text: AA
Contrast with black3.48:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#5CE043

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005AC0no red cones; affects about 1% of men; ΔE 51.7 from the original
Deuteranopia#3267B9no green cones; the most common form, about 1% of men; ΔE 59 from the original
Tritanopia#A44471no blue cones; rare, and affects men and women equally; ΔE 53.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.04:1WCAG large text: AAA
Contrast with black, large text3.48:1WCAG large text: AA

Named colours

Dark orchid · ΔE 8.4Medium orchid · ΔE 16.9Dark magenta · ΔE 18.6Dark violet · ΔE 18.6Blue violet · ΔE 21.6Purple · ΔE 23.2
Nearest named CSS colourDark orchid (#9932CC)ΔE 8.38, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#38BC1F
Analogous#541FBC, #BC1F87
Triadic#BCA31F, #1FBCA3
Split complementary#87BC1F, #1FBC54
Tetradic#BC541F, #38BC1F, #1F87BC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9B4F3
Lighter +30%#DC89EB
Lighter +20%#CF5DE4
Lighter +10%#C231DD
Darker −10%#7D1890
Darker −20%#571164
Darker −30%#310939
Darker −40%#0B020D
More saturated +25%#B604D7
Less saturated −25%#903AA1

Channel breakdown

R163
G31
B188
Red163 (63.9%)
Green31 (12.2%)
Blue188 (73.7%)
Hue290.45°
Saturation (HSL)71.69%
Lightness42.94%
Dominant channelBlue
Hex per channelR A3 · G 1F · B BC

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Every value on this page was computed from “a31fbc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.