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Recognised as Colour

#5F31AB

  • #5F31AB
  • Violet
  • Dark
  • Nearest: Rebecca purple

#5F31AB is a violet with RGB values 95, 49, 171 and HSL 263°, 55%, 43%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#5F31AB#5F31AB
HEX#5F31AB
RGBrgb(95, 49, 171)
RGB (0–1)0.3725, 0.1922, 0.6706
RGB percentages37.3%, 19.2%, 67.1%
HSLhsl(262.6, 55.5%, 43.1%)
HSV / HSBhsv(262.6, 71.3%, 67.1%)
CMYK44.4%, 71.3%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,238,635
CSS custom property--colour: #5F31AB;

Brightness & contrast

Relative luminance0.0757WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#A0CE54

Colour vision & accessibility

Protanopia#004FAFno red cones; affects about 1% of men; ΔE 28.6 from the original
Deuteranopia#004CA9no green cones; the most common form, about 1% of men; ΔE 29.1 from the original
Tritanopia#4A506Ano blue cones; rare, and affects men and women equally; ΔE 60.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Nearest named CSS colourRebecca purple (#663399)ΔE 11.48, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#7DAB31
Analogous#3140AB, #9C31AB
Triadic#AB5F31, #31AB5F
Split complementary#AB9C31, #40AB31
Tetradic#AB3140, #7DAB31, #31AB9C

Tints, shades & saturation

Lighter +40%#CEBCEC
Lighter +30%#B195E0
Lighter +20%#946DD5
Lighter +10%#7745CA
Darker −10%#492683
Darker −20%#331A5C
Darker −30%#1D0F34
Darker −40%#07040C
More saturated +25%#5815C6
Less saturated −25%#664D90

Channel breakdown

R95
G49
B171
Red95 (37.3%)
Green49 (19.2%)
Blue171 (67.1%)
Hue262.62°
Saturation (HSL)55.45%
Lightness43.14%
Dominant channelBlue
Hex per channelR 5F · G 31 · B AB

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Every value on this page was computed from “5f31ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.