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Colour

#7155AA

  • #7155AA
  • Violet
  • Dark
  • Nearest: Dark slateblue

#7155AA is a violet with RGB values 113, 85, 170 and HSL 260°, 33%, 50%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#7155AA#7155AA
HEX#7155AA
RGBrgb(113, 85, 170)
RGB (0–1)0.4431, 0.3333, 0.6667
RGB percentages44.3%, 33.3%, 66.7%
HSLhsl(259.8, 33.3%, 50%)
HSV / HSBhsv(259.8, 50%, 66.7%)
CMYK33.5%, 50%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,427,498
CSS custom property--colour: #7155AA;

Brightness & contrast

Relative luminance0.1291WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.86:1
Contrast with white5.86:1WCAG normal text: AA
Contrast with black3.58:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#8EAA55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3765ADno red cones; affects about 1% of men; ΔE 22.3 from the original
Deuteranopia#3D64A8no green cones; the most common form, about 1% of men; ΔE 22.4 from the original
Tritanopia#646577no blue cones; rare, and affects men and women equally; ΔE 41.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.86:1WCAG large text: AAA
Contrast with black, large text3.58:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 12.7Medium purple · ΔE 16.1Rebecca purple · ΔE 16.5Slate blue · ΔE 17.2Royal blue · ΔE 24.6Medium slateblue · ΔE 27.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.7, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8EAA55
Analogous#5564AA, #9B55AA
Triadic#AA7155, #55AA71
Split complementary#AA9B55, #64AA55
Tetradic#AA5564, #8EAA55, #55AA9B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3DDEE
Lighter +30%#C6BBDD
Lighter +20%#AA99CC
Lighter +10%#8D77BB
Darker −10%#5A4488
Darker −20%#443366
Darker −30%#2D2244
Darker −40%#171122
More saturated +25%#6635CA
Less saturated −25%#7C758A

Channel breakdown

R113
G85
B170
Red113 (44.3%)
Green85 (33.3%)
Blue170 (66.7%)
Hue259.76°
Saturation (HSL)33.33%
Lightness50%
Dominant channelBlue
Hex per channelR 71 · G 55 · B AA

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Every value on this page was computed from “7155aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.