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Recognised as Colour

#7B40AA

  • #7B40AA
  • Violet
  • Dark
  • Nearest: Rebecca purple

#7B40AA is a violet with RGB values 123, 64, 170 and HSL 273°, 45%, 46%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#7B40AA#7B40AA
HEX#7B40AA
RGBrgb(123, 64, 170)
RGB (0–1)0.4824, 0.251, 0.6667
RGB percentages48.2%, 25.1%, 66.7%
HSLhsl(273.4, 45.3%, 45.9%)
HSV / HSBhsv(273.4, 62.4%, 66.7%)
CMYK27.6%, 62.4%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,077,482
CSS custom property--colour: #7B40AA;

Brightness & contrast

Relative luminance0.1078WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.65:1
Contrast with white6.65:1WCAG normal text: AA
Contrast with black3.16:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#84BF55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#065AADno red cones; affects about 1% of men; ΔE 34.6 from the original
Deuteranopia#2C5DA8no green cones; the most common form, about 1% of men; ΔE 35.2 from the original
Tritanopia#73556Fno blue cones; rare, and affects men and women equally; ΔE 46.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.65:1WCAG large text: AAA
Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 6.7Slate blue · ΔE 15.3Medium purple · ΔE 18.1Purple · ΔE 19.8Medium orchid · ΔE 20Dark magenta · ΔE 20.4
Nearest named CSS colourRebecca purple (#663399)ΔE 6.7, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6FAA40
Analogous#4640AA, #AA40A4
Triadic#AA7B40, #40AA7B
Split complementary#A4AA40, #40AA46
Tetradic#AA4640, #6FAA40, #40A4AA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDCBEB
Lighter +30%#C5A6DD
Lighter +20%#AC81CF
Lighter +10%#945CC1
Darker −10%#603285
Darker −20%#452460
Darker −30%#2B163B
Darker −40%#100816
More saturated +25%#7E23C7
Less saturated −25%#785D8D

Channel breakdown

R123
G64
B170
Red123 (48.2%)
Green64 (25.1%)
Blue170 (66.7%)
Hue273.4°
Saturation (HSL)45.3%
Lightness45.88%
Dominant channelBlue
Hex per channelR 7B · G 40 · B AA

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Every value on this page was computed from “7b40aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.