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Recognised as Colour

#7D51A6

  • #7D51A6
  • Violet
  • Dark
  • Nearest: Rebecca purple

#7D51A6 is a violet with RGB values 125, 81, 166 and HSL 271°, 34%, 48%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#7D51A6#7D51A6
HEX#7D51A6
RGBrgb(125, 81, 166)
RGB (0–1)0.4902, 0.3176, 0.651
RGB percentages49%, 31.8%, 65.1%
HSLhsl(271.1, 34.4%, 48.4%)
HSV / HSBhsv(271.1, 51.2%, 65.1%)
CMYK24.7%, 51.2%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,212,902
CSS custom property--colour: #7D51A6;

Brightness & contrast

Relative luminance0.12998WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.83:1
Contrast with white5.83:1WCAG normal text: AA
Contrast with black3.6:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#82AE59

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3863A9no red cones; affects about 1% of men; ΔE 27.1 from the original
Deuteranopia#4565A4no green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#776074no blue cones; rare, and affects men and women equally; ΔE 38.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.83:1WCAG large text: AAA
Contrast with black, large text3.6:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 14.8Dark slateblue · ΔE 15.4Medium purple · ΔE 16.5Slate blue · ΔE 18.9Purple · ΔE 27Medium orchid · ΔE 27.4
Nearest named CSS colourRebecca purple (#663399)ΔE 14.83, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7AA651
Analogous#5251A6, #A651A5
Triadic#A67D51, #51A67D
Split complementary#A4A651, #51A652
Tetradic#A65351, #7AA651, #51A5A6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E2D7EC
Lighter +30%#C9B5DB
Lighter +20%#AF93CA
Lighter +10%#9671B9
Darker −10%#634084
Darker −20%#493061
Darker −30%#301F3F
Darker −40%#160E1D
More saturated +25%#7E32C5
Less saturated −25%#7C7087

Channel breakdown

R125
G81
B166
Red125 (49%)
Green81 (31.8%)
Blue166 (65.1%)
Hue271.06°
Saturation (HSL)34.41%
Lightness48.43%
Dominant channelBlue
Hex per channelR 7D · G 51 · B A6

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Every value on this page was computed from “7d51a6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.