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Recognised as Colour

#6618A2

  • #6618A2
  • Violet
  • Dark
  • Nearest: Indigo

#6618A2 is a violet with RGB values 102, 24, 162 and HSL 274°, 74%, 36%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#6618A2#6618A2
HEX#6618A2
RGBrgb(102, 24, 162)
RGB (0–1)0.4, 0.0941, 0.6353
RGB percentages40%, 9.4%, 63.5%
HSLhsl(273.9, 74.2%, 36.5%)
HSV / HSBhsv(273.9, 85.2%, 63.5%)
CMYK37%, 85.2%, 0%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,690,978
CSS custom property--colour: #6618A2;

Brightness & contrast

Relative luminance0.06087WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.47:1
Contrast with white9.47:1WCAG normal text: AAA
Contrast with black2.22:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#99E75D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0044A6no red cones; affects about 1% of men; ΔE 33.9 from the original
Deuteranopia#00469Fno green cones; the most common form, about 1% of men; ΔE 38.5 from the original
Tritanopia#5A4060no blue cones; rare, and affects men and women equally; ΔE 58.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.47:1WCAG large text: AAA
Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Indigo · ΔE 11.3Dark orchid · ΔE 16.4Rebecca purple · ΔE 17.6Dark blue · ΔE 19.3Navy · ΔE 20.1Dark magenta · ΔE 20.4
Nearest named CSS colourIndigo (#4B0082)ΔE 11.3, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#54A218
Analogous#2118A2, #A21899
Triadic#A26618, #18A266
Split complementary#99A218, #18A221
Tetradic#A22118, #54A218, #1899A2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C996F0
Lighter +30%#B26AE9
Lighter +20%#9B3EE2
Lighter +10%#821FCE
Darker −10%#4A1176
Darker −20%#2E0B49
Darker −30%#12041D
Darker −40%#000000
More saturated +25%#6901B9
Less saturated −25%#632F8B

Channel breakdown

R102
G24
B162
Red102 (40%)
Green24 (9.4%)
Blue162 (63.5%)
Hue273.91°
Saturation (HSL)74.19%
Lightness36.47%
Dominant channelBlue
Hex per channelR 66 · G 18 · B A2

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Every value on this page was computed from “6618a2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.