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Colour

#7F42BC

  • #7F42BC
  • Violet
  • Dark
  • Nearest: Rebecca purple

#7F42BC is a violet with RGB values 127, 66, 188 and HSL 270°, 48%, 50%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#7F42BC#7F42BC
HEX#7F42BC
RGBrgb(127, 66, 188)
RGB (0–1)0.498, 0.2588, 0.7373
RGB percentages49.8%, 25.9%, 73.7%
HSLhsl(270, 48%, 49.8%)
HSV / HSBhsv(270, 64.9%, 73.7%)
CMYK32.4%, 64.9%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,340,156
CSS custom property--colour: #7F42BC;

Brightness & contrast

Relative luminance0.12039WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.16:1
Contrast with white6.16:1WCAG normal text: AA
Contrast with black3.41:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#80BD43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060C0no red cones; affects about 1% of men; ΔE 35.1 from the original
Deuteranopia#1A61B9no green cones; the most common form, about 1% of men; ΔE 37.3 from the original
Tritanopia#735D79no blue cones; rare, and affects men and women equally; ΔE 54.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.16:1WCAG large text: AAA
Contrast with black, large text3.41:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 12.8Slate blue · ΔE 14.4Dark orchid · ΔE 16.9Medium orchid · ΔE 17.2Medium slateblue · ΔE 17.6Medium purple · ΔE 19.1
Nearest named CSS colourRebecca purple (#663399)ΔE 12.82, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7FBC42
Analogous#4242BC, #BC42BC
Triadic#BC7F42, #42BC7F
Split complementary#BCBC42, #42BC42
Tetradic#BC4242, #7FBC42, #42BCBC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5D9F1
Lighter +30%#CCB3E4
Lighter +20%#B28DD7
Lighter +10%#9967CA
Darker −10%#663596
Darker −20%#4C2771
Darker −30%#331A4B
Darker −40%#190D25
More saturated +25%#7F22DC
Less saturated −25%#7F629C

Channel breakdown

R127
G66
B188
Red127 (49.8%)
Green66 (25.9%)
Blue188 (73.7%)
Hue270°
Saturation (HSL)48.03%
Lightness49.8%
Dominant channelBlue
Hex per channelR 7F · G 42 · B BC

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Every value on this page was computed from “7f42bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.