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Recognised as Colour

#A338DD

  • #A338DD
  • Violet
  • Dark
  • Nearest: Dark orchid

#A338DD is a violet with RGB values 163, 56, 221 and HSL 279°, 71%, 54%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A338DD#A338DD
HEX#A338DD
RGBrgb(163, 56, 221)
RGB (0–1)0.6392, 0.2196, 0.8667
RGB percentages63.9%, 22%, 86.7%
HSLhsl(278.9, 70.8%, 54.3%)
HSV / HSBhsv(278.9, 74.7%, 86.7%)
CMYK26.2%, 74.7%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,696,925
CSS custom property--colour: #A338DD;

Brightness & contrast

Relative luminance0.15835WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.04:1
Contrast with white5.04:1WCAG normal text: AA
Contrast with black4.17:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#5CC722

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006AE2no red cones; affects about 1% of men; ΔE 47 from the original
Deuteranopia#0C70DAno green cones; the most common form, about 1% of men; ΔE 53.6 from the original
Tritanopia#9B5F89no blue cones; rare, and affects men and women equally; ΔE 63.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.04:1WCAG large text: AAA
Contrast with black, large text4.17:1WCAG large text: AA

Named colours

Dark orchid · ΔE 6.2Blue violet · ΔE 11.5Dark violet · ΔE 12.4Medium orchid · ΔE 20.5Medium slateblue · ΔE 27.8Dark magenta · ΔE 29.8
Nearest named CSS colourDark orchid (#9932CC)ΔE 6.24, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#72DD38
Analogous#5038DD, #DD38C5
Triadic#DDA338, #38DDA3
Split complementary#C5DD38, #38DD50
Tetradic#DD5038, #72DD38, #38C5DD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4E6FB
Lighter +30%#DFBBF3
Lighter +20%#CB8FEC
Lighter +10%#B764E4
Darker −10%#8921C1
Darker −20%#6A1A95
Darker −30%#4B126A
Darker −40%#2C0B3E
More saturated +25%#AC1BFA
Less saturated −25%#9A55C0

Channel breakdown

R163
G56
B221
Red163 (63.9%)
Green56 (22%)
Blue221 (86.7%)
Hue278.91°
Saturation (HSL)70.82%
Lightness54.31%
Dominant channelBlue
Hex per channelR A3 · G 38 · B DD

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Every value on this page was computed from “a338dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.