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Recognised as Colour

#7F4A91

  • #7F4A91
  • Violet
  • Dark
  • Nearest: Dark slateblue

#7F4A91 is a violet with RGB values 127, 74, 145 and HSL 285°, 32%, 43%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#7F4A91#7F4A91
HEX#7F4A91
RGBrgb(127, 74, 145)
RGB (0–1)0.498, 0.2902, 0.5686
RGB percentages49.8%, 29%, 56.9%
HSLhsl(284.8, 32.4%, 42.9%)
HSV / HSBhsv(284.8, 49%, 56.9%)
CMYK12.4%, 49%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,342,161
CSS custom property--colour: #7F4A91;

Brightness & contrast

Relative luminance0.11454WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.38:1
Contrast with white6.38:1WCAG normal text: AA
Contrast with black3.29:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#80B56E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D5C93no red cones; affects about 1% of men; ΔE 29.2 from the original
Deuteranopia#4C618Fno green cones; the most common form, about 1% of men; ΔE 29.9 from the original
Tritanopia#7F5467no blue cones; rare, and affects men and women equally; ΔE 30.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.38:1WCAG large text: AAA
Contrast with black, large text3.29:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 17.6Rebecca purple · ΔE 20.1Medium purple · ΔE 24.7Purple · ΔE 26.9Slate blue · ΔE 28Dark magenta · ΔE 29.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.63, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C914A
Analogous#5C4A91, #914A7F
Triadic#917F4A, #4A917F
Split complementary#80914A, #4A915C
Tetradic#915C4A, #5C914A, #4A7F91

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAC5E2
Lighter +30%#C5A4D0
Lighter +20%#B082BF
Lighter +10%#9A60AE
Darker −10%#61396F
Darker −20%#44284D
Darker −30%#26162C
Darker −40%#09050A
More saturated +25%#8C2FAC
Less saturated −25%#726576

Channel breakdown

R127
G74
B145
Red127 (49.8%)
Green74 (29%)
Blue145 (56.9%)
Hue284.79°
Saturation (HSL)32.42%
Lightness42.94%
Dominant channelBlue
Hex per channelR 7F · G 4A · B 91

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Every value on this page was computed from “7f4a91” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.