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Colour

#6617B5

  • #6617B5
  • Violet
  • Dark
  • Nearest: Dark orchid

#6617B5 is a violet with RGB values 102, 23, 181 and HSL 270°, 77%, 40%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark orchid.

Colour values

#6617B5#6617B5
HEX#6617B5
RGBrgb(102, 23, 181)
RGB (0–1)0.4, 0.0902, 0.7098
RGB percentages40%, 9%, 71%
HSLhsl(270, 77.5%, 40%)
HSV / HSBhsv(270, 87.3%, 71%)
CMYK43.6%, 87.3%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,690,741
CSS custom property--colour: #6617B5;

Brightness & contrast

Relative luminance0.06774WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.92:1
Contrast with white8.92:1WCAG normal text: AAA
Contrast with black2.35:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#99E84A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004AB9no red cones; affects about 1% of men; ΔE 35.2 from the original
Deuteranopia#0048B2no green cones; the most common form, about 1% of men; ΔE 36.8 from the original
Tritanopia#52496Bno blue cones; rare, and affects men and women equally; ΔE 69 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.92:1WCAG large text: AAA
Contrast with black, large text2.35:1WCAG large text: Fail

Named colours

Dark orchid · ΔE 14.4Blue violet · ΔE 16.2Dark violet · ΔE 17.8Indigo · ΔE 19.5Dark blue · ΔE 19.7Navy · ΔE 22.8
Nearest named CSS colourDark orchid (#9932CC)ΔE 14.36, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#66B517
Analogous#1717B5, #B517B5
Triadic#B56617, #17B566
Split complementary#B5B517, #17B517
Tetradic#B51717, #66B517, #17B5B5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCA5F3
Lighter +30%#B377EE
Lighter +20%#994AE8
Lighter +10%#801DE2
Darker −10%#4D1188
Darker −20%#330C5B
Darker −30%#1A062D
Darker −40%#000000
More saturated +25%#6600CC
Less saturated −25%#66319C

Channel breakdown

R102
G23
B181
Red102 (40%)
Green23 (9%)
Blue181 (71%)
Hue270°
Saturation (HSL)77.45%
Lightness40%
Dominant channelBlue
Hex per channelR 66 · G 17 · B B5

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Every value on this page was computed from “6617b5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.