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Recognised as Colour

#511E5D

  • #511E5D
  • Violet
  • Dark
  • Nearest: Dark slateblue

#511E5D is a violet with RGB values 81, 30, 93 and HSL 289°, 51%, 24%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#511E5D#511E5D
HEX#511E5D
RGBrgb(81, 30, 93)
RGB (0–1)0.3176, 0.1176, 0.3647
RGB percentages31.8%, 11.8%, 36.5%
HSLhsl(288.6, 51.2%, 24.1%)
HSV / HSBhsv(288.6, 67.7%, 36.5%)
CMYK12.9%, 67.7%, 0%, 63.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,316,189
CSS custom property--colour: #511E5D;

Brightness & contrast

Relative luminance0.03468WCAG 2.x, 0 is black and 1 is white
Perceived brightness59 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.4:1
Contrast with white12.4:1WCAG normal text: AAA
Contrast with black1.69:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#AEE1A2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C315Fno red cones; affects about 1% of men; ΔE 28.2 from the original
Deuteranopia#23365Bno green cones; the most common form, about 1% of men; ΔE 29.2 from the original
Tritanopia#51293Ano blue cones; rare, and affects men and women equally; ΔE 27.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.4:1WCAG large text: AAA
Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.3Midnight blue · ΔE 23.4Rebecca purple · ΔE 24.5Purple · ΔE 27.6Indigo · ΔE 31.5Dark magenta · ΔE 32.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.26, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A5D1E
Analogous#311E5D, #5D1E4A
Triadic#5D511E, #1E5D51
Split complementary#4A5D1E, #1E5D31
Tetradic#5D311E, #2A5D1E, #1E4A5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C175D2
Lighter +30%#AF4EC6
Lighter +20%#9437AA
Lighter +10%#732A84
Darker −10%#2F1236
Darker −20%#0E0510
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5B0F6C
Less saturated −25%#472D4E

Channel breakdown

R81
G30
B93
Red81 (31.8%)
Green30 (11.8%)
Blue93 (36.5%)
Hue288.57°
Saturation (HSL)51.22%
Lightness24.12%
Dominant channelBlue
Hex per channelR 51 · G 1E · B 5D

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Every value on this page was computed from “511e5d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.