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Recognised as Colour

#813FBF

  • #813FBF
  • Violet
  • Dark
  • Nearest: Dark orchid

#813FBF is a violet with RGB values 129, 63, 191 and HSL 271°, 50%, 50%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#813FBF#813FBF
HEX#813FBF
RGBrgb(129, 63, 191)
RGB (0–1)0.5059, 0.2471, 0.749
RGB percentages50.6%, 24.7%, 74.9%
HSLhsl(270.9, 50.4%, 49.8%)
HSV / HSBhsv(270.9, 67%, 74.9%)
CMYK32.5%, 67%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,470,463
CSS custom property--colour: #813FBF;

Brightness & contrast

Relative luminance0.11984WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.18:1
Contrast with white6.18:1WCAG normal text: AA
Contrast with black3.4:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#7EC040

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060C3no red cones; affects about 1% of men; ΔE 36.5 from the original
Deuteranopia#0F61BCno green cones; the most common form, about 1% of men; ΔE 39.5 from the original
Tritanopia#755C7Ano blue cones; rare, and affects men and women equally; ΔE 56.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.18:1WCAG large text: AAA
Contrast with black, large text3.4:1WCAG large text: AA

Named colours

Dark orchid · ΔE 13.9Rebecca purple · ΔE 15.3Slate blue · ΔE 16.6Medium orchid · ΔE 16.8Medium slateblue · ΔE 18Indigo · ΔE 20.9
Nearest named CSS colourDark orchid (#9932CC)ΔE 13.85, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7DBF3F
Analogous#413FBF, #BF3FBD
Triadic#BF813F, #3FBF81
Split complementary#BDBF3F, #3FBF41
Tetradic#BF413F, #7DBF3F, #3FBDBF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5D8F2
Lighter +30%#CCB2E5
Lighter +20%#B38BD9
Lighter +10%#9A65CC
Darker −10%#673299
Darker −20%#4D2672
Darker −30%#33194C
Darker −40%#190C26
More saturated +25%#821FDF
Less saturated −25%#805F9F

Channel breakdown

R129
G63
B191
Red129 (50.6%)
Green63 (24.7%)
Blue191 (74.9%)
Hue270.94°
Saturation (HSL)50.39%
Lightness49.8%
Dominant channelBlue
Hex per channelR 81 · G 3F · B BF

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Every value on this page was computed from “813fbf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.