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Recognised as Colour

#A455DE

  • #A455DE
  • Violet
  • Dark
  • Nearest: Medium orchid

#A455DE is a violet with RGB values 164, 85, 222 and HSL 275°, 67%, 60%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Medium orchid.

Colour values

#A455DE#A455DE
HEX#A455DE
RGBrgb(164, 85, 222)
RGB (0–1)0.6431, 0.3333, 0.8706
RGB percentages64.3%, 33.3%, 87.1%
HSLhsl(274.6, 67.5%, 60.2%)
HSV / HSBhsv(274.6, 61.7%, 87.1%)
CMYK26.1%, 61.7%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,769,886
CSS custom property--colour: #A455DE;

Brightness & contrast

Relative luminance0.19663WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.93:1
Contrast with white4.26:1WCAG normal text: Fail
Contrast with black4.93:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#5BAA21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0878E2no red cones; affects about 1% of men; ΔE 43.6 from the original
Deuteranopia#3E7BDBno green cones; the most common form, about 1% of men; ΔE 43.8 from the original
Tritanopia#9B7092no blue cones; rare, and affects men and women equally; ΔE 56.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.26:1WCAG large text: AA
Contrast with black, large text4.93:1WCAG large text: AAA

Named colours

Medium orchid · ΔE 10.6Dark orchid · ΔE 12.4Medium slateblue · ΔE 17.1Medium purple · ΔE 20.9Slate blue · ΔE 21Blue violet · ΔE 24.1
Nearest named CSS colourMedium orchid (#BA55D3)ΔE 10.56, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8FDE55
Analogous#6055DE, #DE55D3
Triadic#DEA455, #55DEA4
Split complementary#D4DE55, #55DE5F
Tetradic#DE5F55, #8FDE55, #55D3DE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9D5F7
Lighter +20%#D2AAEF
Lighter +10%#BB80E6
Darker −10%#8D2AD6
Darker −20%#7121AC
Darker −30%#551981
Darker −40%#391156
More saturated +25%#A83CF7
Less saturated −25%#A06EC5

Channel breakdown

R164
G85
B222
Red164 (64.3%)
Green85 (33.3%)
Blue222 (87.1%)
Hue274.6°
Saturation (HSL)67.49%
Lightness60.2%
Dominant channelBlue
Hex per channelR A4 · G 55 · B DE

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Every value on this page was computed from “a455de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.