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Recognised as Colour

#A433DD

  • #A433DD
  • Violet
  • Dark
  • Nearest: Dark orchid

#A433DD is a violet with RGB values 164, 51, 221 and HSL 280°, 71%, 53%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A433DD#A433DD
HEX#A433DD
RGBrgb(164, 51, 221)
RGB (0–1)0.6431, 0.2, 0.8667
RGB percentages64.3%, 20%, 86.7%
HSLhsl(279.9, 71.4%, 53.3%)
HSV / HSBhsv(279.9, 76.9%, 86.7%)
CMYK25.8%, 76.9%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,761,181
CSS custom property--colour: #A433DD;

Brightness & contrast

Relative luminance0.15481WCAG 2.x, 0 is black and 1 is white
Perceived brightness123 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.13:1
Contrast with white5.13:1WCAG normal text: AA
Contrast with black4.1:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#5BCC22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0069E2no red cones; affects about 1% of men; ΔE 48.2 from the original
Deuteranopia#0070DAno green cones; the most common form, about 1% of men; ΔE 55.9 from the original
Tritanopia#9C5D88no blue cones; rare, and affects men and women equally; ΔE 64.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.13:1WCAG large text: AAA
Contrast with black, large text4.1:1WCAG large text: AA

Named colours

Dark orchid · ΔE 7.7Dark violet · ΔE 10.5Blue violet · ΔE 10.5Medium orchid · ΔE 22.2Medium slateblue · ΔE 29.7Dark magenta · ΔE 30.7
Nearest named CSS colourDark orchid (#9932CC)ΔE 7.67, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6CDD33
Analogous#4F33DD, #DD33C1
Triadic#DDA433, #33DDA4
Split complementary#C1DD33, #33DD4F
Tetradic#DD4F33, #6CDD33, #33C1DD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2E2FA
Lighter +30%#DFB6F3
Lighter +20%#CB8AEC
Lighter +10%#B85FE4
Darker −10%#8920BD
Darker −20%#691892
Darker −30%#4A1166
Darker −40%#2A0A3A
More saturated +25%#AE15FB
Less saturated −25%#9A51BF

Channel breakdown

R164
G51
B221
Red164 (64.3%)
Green51 (20%)
Blue221 (86.7%)
Hue279.88°
Saturation (HSL)71.43%
Lightness53.33%
Dominant channelBlue
Hex per channelR A4 · G 33 · B DD

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Every value on this page was computed from “a433dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.