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Recognised as Colour

#50255B

  • #50255B
  • Violet
  • Dark
  • Nearest: Dark slateblue

#50255B is a violet with RGB values 80, 37, 91 and HSL 288°, 42%, 25%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#50255B#50255B
HEX#50255B
RGBrgb(80, 37, 91)
RGB (0–1)0.3137, 0.1451, 0.3569
RGB percentages31.4%, 14.5%, 35.7%
HSLhsl(287.8, 42.2%, 25.1%)
HSV / HSBhsv(287.8, 59.3%, 35.7%)
CMYK12.1%, 59.3%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,252,443
CSS custom property--colour: #50255B;

Brightness & contrast

Relative luminance0.03784WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.95:1
Contrast with white11.95:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#AFDAA4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A345Dno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#28385Ano green cones; the most common form, about 1% of men; ΔE 25.1 from the original
Tritanopia#502D3Cno blue cones; rare, and affects men and women equally; ΔE 24.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.95:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20Midnight blue · ΔE 26.6Rebecca purple · ΔE 28.4Purple · ΔE 32.6Indigo · ΔE 36.7Dark magenta · ΔE 37.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.02, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#305B25
Analogous#35255B, #5B254B
Triadic#5B5025, #255B50
Split complementary#4B5B25, #255B35
Tetradic#5B3525, #305B25, #254B5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BC80CC
Lighter +30%#A95CBD
Lighter +20%#9042A4
Lighter +10%#70347F
Darker −10%#301637
Darker −20%#100812
Darker −30%#000000
Darker −40%#000000
More saturated +25%#59156B
Less saturated −25%#47354B

Channel breakdown

R80
G37
B91
Red80 (31.4%)
Green37 (14.5%)
Blue91 (35.7%)
Hue287.78°
Saturation (HSL)42.19%
Lightness25.1%
Dominant channelBlue
Hex per channelR 50 · G 25 · B 5B

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Every value on this page was computed from “50255b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.