Nerdulator> put something in

Recognised as Colour

#573AAC

  • #573AAC
  • Violet
  • Dark
  • Nearest: Rebecca purple

#573AAC is a violet with RGB values 87, 58, 172 and HSL 255°, 50%, 45%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#573AAC#573AAC
HEX#573AAC
RGBrgb(87, 58, 172)
RGB (0–1)0.3412, 0.2275, 0.6745
RGB percentages34.1%, 22.7%, 67.5%
HSLhsl(255.3, 49.6%, 45.1%)
HSV / HSBhsv(255.3, 66.3%, 67.5%)
CMYK49.4%, 66.3%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,716,652
CSS custom property--colour: #573AAC;

Brightness & contrast

Relative luminance0.08031WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.06:1
Contrast with white8.06:1WCAG normal text: AAA
Contrast with black2.61:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#A8C553

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0052B0no red cones; affects about 1% of men; ΔE 24.2 from the original
Deuteranopia#004DAAno green cones; the most common form, about 1% of men; ΔE 23.2 from the original
Tritanopia#3A566Eno blue cones; rare, and affects men and women equally; ΔE 59.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.06:1WCAG large text: AAA
Contrast with black, large text2.61:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 9.9Slate blue · ΔE 12.4Indigo · ΔE 17.5Medium slateblue · ΔE 20Dark slateblue · ΔE 21.4Midnight blue · ΔE 21.7
Nearest named CSS colourRebecca purple (#663399)ΔE 9.9, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8FAC3A
Analogous#3A56AC, #903AAC
Triadic#AC573A, #3AAC57
Split complementary#AC903A, #56AC3A
Tetradic#AC3A56, #8FAC3A, #3AAC90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0C6EC
Lighter +30%#B0A0DF
Lighter +20%#907AD2
Lighter +10%#7154C5
Darker −10%#442D86
Darker −20%#302060
Darker −30%#1D133A
Darker −40%#0A0713
More saturated +25%#491DC9
Less saturated −25%#65578F

Channel breakdown

R87
G58
B172
Red87 (34.1%)
Green58 (22.7%)
Blue172 (67.5%)
Hue255.26°
Saturation (HSL)49.57%
Lightness45.1%
Dominant channelBlue
Hex per channelR 57 · G 3A · B AC

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “573aac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.