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Colour

#A770DD

  • #A770DD
  • Violet
  • Dark
  • Nearest: Medium purple

#A770DD is a violet with RGB values 167, 112, 221 and HSL 270°, 62%, 65%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#A770DD#A770DD
HEX#A770DD
RGBrgb(167, 112, 221)
RGB (0–1)0.6549, 0.4392, 0.8667
RGB percentages65.5%, 43.9%, 86.7%
HSLhsl(270.3, 61.6%, 65.3%)
HSV / HSBhsv(270.3, 49.3%, 86.7%)
CMYK24.4%, 49.3%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,973,405
CSS custom property--colour: #A770DD;

Brightness & contrast

Relative luminance0.25024WCAG 2.x, 0 is black and 1 is white
Perceived brightness145.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6:1
Contrast with white3.5:1WCAG normal text: Fail
Contrast with black6:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#588F22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5187E1no red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#6089DAno green cones; the most common form, about 1% of men; ΔE 33.1 from the original
Tritanopia#9E839Cno blue cones; rare, and affects men and women equally; ΔE 47.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.5:1WCAG large text: AA
Contrast with black, large text6:1WCAG large text: AAA

Named colours

Medium purple · ΔE 6.6Slate blue · ΔE 16.8Medium orchid · ΔE 16.9Medium slateblue · ΔE 18.4Orchid · ΔE 19.3Violet · ΔE 21.6
Nearest named CSS colourMedium purple (#9370DB)ΔE 6.57, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A6DD70
Analogous#7070DD, #DD70DD
Triadic#DDA770, #70DDA7
Split complementary#DDDD70, #70DD70
Tetradic#DD7070, #A6DD70, #70DDDD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F3ECFA
Lighter +20%#DAC2F1
Lighter +10%#C099E7
Darker −10%#8E47D3
Darker −20%#742CBB
Darker −30%#5B2391
Darker −40%#411968
More saturated +25%#A75AF3
Less saturated −25%#A786C7

Channel breakdown

R167
G112
B221
Red167 (65.5%)
Green112 (43.9%)
Blue221 (86.7%)
Hue270.28°
Saturation (HSL)61.58%
Lightness65.29%
Dominant channelBlue
Hex per channelR A7 · G 70 · B DD

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Every value on this page was computed from “a770dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.