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Recognised as Colour

#523A64

  • #523A64
  • Violet
  • Dark
  • Nearest: Dark slateblue

#523A64 is a violet with RGB values 82, 58, 100 and HSL 274°, 27%, 31%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#523A64#523A64
HEX#523A64
RGBrgb(82, 58, 100)
RGB (0–1)0.3216, 0.2275, 0.3922
RGB percentages32.2%, 22.7%, 39.2%
HSLhsl(274.3, 26.6%, 31%)
HSV / HSBhsv(274.3, 42%, 39.2%)
CMYK18%, 42%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,388,900
CSS custom property--colour: #523A64;

Brightness & contrast

Relative luminance0.0574WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.78:1
Contrast with white9.78:1WCAG normal text: AAA
Contrast with black2.15:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#ADC59B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#314366no red cones; affects about 1% of men; ΔE 15.9 from the original
Deuteranopia#374463no green cones; the most common form, about 1% of men; ΔE 15.8 from the original
Tritanopia#50404Ano blue cones; rare, and affects men and women equally; ΔE 20.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.78:1WCAG large text: AAA
Contrast with black, large text2.15:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.4Dim grey · ΔE 32.6Midnight blue · ΔE 33.8Slate grey · ΔE 34Steel blue · ΔE 35.4Rebecca purple · ΔE 35.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.37, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C643A
Analogous#3D3A64, #643A61
Triadic#64523A, #3A6452
Split complementary#61643A, #3A643D
Tetradic#643D3A, #4C643A, #3A6164

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8A1C9
Lighter +30%#9F81B6
Lighter +20%#8761A3
Lighter +10%#6C4D84
Darker −10%#382744
Darker −20%#1D1523
Darker −30%#030203
Darker −40%#000000
More saturated +25%#552678
Less saturated −25%#4F4E50

Channel breakdown

R82
G58
B100
Red82 (32.2%)
Green58 (22.7%)
Blue100 (39.2%)
Hue274.29°
Saturation (HSL)26.58%
Lightness30.98%
Dominant channelBlue
Hex per channelR 52 · G 3A · B 64

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Every value on this page was computed from “523a64” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.