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Colour

#513B68

  • #513B68
  • Violet
  • Dark
  • Nearest: Dark slateblue

#513B68 is a violet with RGB values 81, 59, 104 and HSL 269°, 28%, 32%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#513B68#513B68
HEX#513B68
RGBrgb(81, 59, 104)
RGB (0–1)0.3176, 0.2314, 0.4078
RGB percentages31.8%, 23.1%, 40.8%
HSLhsl(269.3, 27.6%, 32%)
HSV / HSBhsv(269.3, 43.3%, 40.8%)
CMYK22.1%, 43.3%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,323,624
CSS custom property--colour: #513B68;

Brightness & contrast

Relative luminance0.05877WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.65:1
Contrast with white9.65:1WCAG normal text: AAA
Contrast with black2.18:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#AEC497

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#31446Ano red cones; affects about 1% of men; ΔE 15.2 from the original
Deuteranopia#364567no green cones; the most common form, about 1% of men; ΔE 15.5 from the original
Tritanopia#4E424Cno blue cones; rare, and affects men and women equally; ΔE 22.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.65:1WCAG large text: AAA
Contrast with black, large text2.18:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.4Midnight blue · ΔE 32.2Dim grey · ΔE 33.8Rebecca purple · ΔE 33.9Slate grey · ΔE 34.5Steel blue · ΔE 34.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.4, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#52683B
Analogous#3B3C68, #673B68
Triadic#68513B, #3B6851
Split complementary#68673B, #3C683B
Tetradic#683B3C, #52683B, #3B6867

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7A4CB
Lighter +30%#9D83B9
Lighter +20%#8463A6
Lighter +10%#6A4D89
Darker −10%#382947
Darker −20%#1E1627
Darker −30%#050406
Darker −40%#000000
More saturated +25%#51277C
Less saturated −25%#514F54

Channel breakdown

R81
G59
B104
Red81 (31.8%)
Green59 (23.1%)
Blue104 (40.8%)
Hue269.33°
Saturation (HSL)27.61%
Lightness31.96%
Dominant channelBlue
Hex per channelR 51 · G 3B · B 68

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Every value on this page was computed from “513b68” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.