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Recognised as Colour

#523FA5

  • #523FA5
  • Blue
  • Dark
  • Nearest: Rebecca purple

#523FA5 is a blue with RGB values 82, 63, 165 and HSL 251°, 45%, 45%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#523FA5#523FA5
HEX#523FA5
RGBrgb(82, 63, 165)
RGB (0–1)0.3216, 0.2471, 0.6471
RGB percentages32.2%, 24.7%, 64.7%
HSLhsl(251.2, 44.7%, 44.7%)
HSV / HSBhsv(251.2, 61.8%, 64.7%)
CMYK50.3%, 61.8%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,390,245
CSS custom property--colour: #523FA5;

Brightness & contrast

Relative luminance0.08065WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.04:1
Contrast with white8.04:1WCAG normal text: AAA
Contrast with black2.61:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#ADC05A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053A8no red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#004DA3no green cones; the most common form, about 1% of men; ΔE 20.1 from the original
Tritanopia#34576Cno blue cones; rare, and affects men and women equally; ΔE 55.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.04:1WCAG large text: AAA
Contrast with black, large text2.61:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 9.5Slate blue · ΔE 12.4Dark slateblue · ΔE 14.2Midnight blue · ΔE 18.8Royal blue · ΔE 20.7Medium purple · ΔE 21.1
Nearest named CSS colourRebecca purple (#663399)ΔE 9.52, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#92A53F
Analogous#3F5FA5, #853FA5
Triadic#A5523F, #3FA552
Split complementary#A5853F, #5FA53F
Tetradic#A53F5F, #92A53F, #3FA585

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDC7E9
Lighter +30%#ACA2DB
Lighter +20%#8C7DCD
Lighter +10%#6B58BF
Darker −10%#403180
Darker −20%#2D235B
Darker −30%#1B1536
Darker −40%#090711
More saturated +25%#4023C2
Less saturated −25%#645C89

Channel breakdown

R82
G63
B165
Red82 (32.2%)
Green63 (24.7%)
Blue165 (64.7%)
Hue251.18°
Saturation (HSL)44.74%
Lightness44.71%
Dominant channelBlue
Hex per channelR 52 · G 3F · B A5

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Every value on this page was computed from “523fa5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.