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Recognised as Colour

#512DAF

  • #512DAF
  • Violet
  • Dark
  • Nearest: Indigo

#512DAF is a violet with RGB values 81, 45, 175 and HSL 257°, 59%, 43%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#512DAF#512DAF
HEX#512DAF
RGBrgb(81, 45, 175)
RGB (0–1)0.3176, 0.1765, 0.6863
RGB percentages31.8%, 17.6%, 68.6%
HSLhsl(256.6, 59.1%, 43.1%)
HSV / HSBhsv(256.6, 74.3%, 68.6%)
CMYK53.7%, 74.3%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,320,111
CSS custom property--colour: #512DAF;

Brightness & contrast

Relative luminance0.06721WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.96:1
Contrast with white8.96:1WCAG normal text: AAA
Contrast with black2.34:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#AED250

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004CB3no red cones; affects about 1% of men; ΔE 26.1 from the original
Deuteranopia#0046ADno green cones; the most common form, about 1% of men; ΔE 24.3 from the original
Tritanopia#2B516Cno blue cones; rare, and affects men and women equally; ΔE 68.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.96:1WCAG large text: AAA
Contrast with black, large text2.34:1WCAG large text: Fail

Named colours

Indigo · ΔE 15.1Rebecca purple · ΔE 17.1Dark blue · ΔE 17.4Navy · ΔE 18.2Slate blue · ΔE 19.4Dark orchid · ΔE 21.3
Nearest named CSS colourIndigo (#4B0082)ΔE 15.12, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8BAF2D
Analogous#2D4AAF, #922DAF
Triadic#AF512D, #2DAF51
Split complementary#AF922D, #4AAF2D
Tetradic#AF2D4A, #8BAF2D, #2DAF92

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9BBED
Lighter +30%#A892E3
Lighter +20%#8869D9
Lighter +10%#6841CE
Darker −10%#3E2386
Darker −20%#2B185E
Darker −30%#190E35
Darker −40%#06030D
More saturated +25%#4512CB
Less saturated −25%#5D4993

Channel breakdown

R81
G45
B175
Red81 (31.8%)
Green45 (17.6%)
Blue175 (68.6%)
Hue256.62°
Saturation (HSL)59.09%
Lightness43.14%
Dominant channelBlue
Hex per channelR 51 · G 2D · B AF

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Every value on this page was computed from “512daf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.