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Recognised as Colour

#A304C5

  • #A304C5
  • Violet
  • Dark
  • Nearest: Dark orchid

#A304C5 is a violet with RGB values 163, 4, 197 and HSL 289°, 96%, 39%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A304C5#A304C5
HEX#A304C5
RGBrgb(163, 4, 197)
RGB (0–1)0.6392, 0.0157, 0.7725
RGB percentages63.9%, 1.6%, 77.3%
HSLhsl(289.4, 96%, 39.4%)
HSV / HSBhsv(289.4, 98%, 77.3%)
CMYK17.3%, 98%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,683,589
CSS custom property--colour: #A304C5;

Brightness & contrast

Relative luminance0.11905WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.21:1
Contrast with white6.21:1WCAG normal text: AA
Contrast with black3.38:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#5CFB3A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058C9no red cones; affects about 1% of men; ΔE 52.3 from the original
Deuteranopia#1765C2no green cones; the most common form, about 1% of men; ΔE 62.7 from the original
Tritanopia#A24273no blue cones; rare, and affects men and women equally; ΔE 59.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.21:1WCAG large text: AAA
Contrast with black, large text3.38:1WCAG large text: AA

Named colours

Dark orchid · ΔE 10.5Dark violet · ΔE 10.8Blue violet · ΔE 16.1Medium orchid · ΔE 24Dark magenta · ΔE 26Fuchsia · ΔE 29.9
Nearest named CSS colourDark orchid (#9932CC)ΔE 10.45, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#26C504
Analogous#4204C5, #C50487
Triadic#C5A304, #04C5A3
Split complementary#87C504, #04C542
Tetradic#C54204, #26C504, #0487C5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EB98FD
Lighter +30%#E266FC
Lighter +20%#D834FB
Lighter +10%#CC05F7
Darker −10%#7A0393
Darker −20%#500261
Darker −30%#27012F
Darker −40%#000000
More saturated +25%#A600C9
Less saturated −25%#931DAC

Channel breakdown

R163
G4
B197
Red163 (63.9%)
Green4 (1.6%)
Blue197 (77.3%)
Hue289.43°
Saturation (HSL)96.02%
Lightness39.41%
Dominant channelBlue
Hex per channelR A3 · G 04 · B C5

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Every value on this page was computed from “a304c5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.