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Colour

#A51391

  • #A51391
  • Magenta
  • Dark
  • Nearest: Dark magenta

#A51391 is a magenta with RGB values 165, 19, 145 and HSL 308°, 79%, 36%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dark magenta.

Colour values

#A51391#A51391
HEX#A51391
RGBrgb(165, 19, 145)
RGB (0–1)0.6471, 0.0745, 0.5686
RGB percentages64.7%, 7.5%, 56.9%
HSLhsl(308.2, 79.3%, 36.1%)
HSV / HSBhsv(308.2, 88.5%, 64.7%)
CMYK0%, 88.5%, 12.1%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,818,449
CSS custom property--colour: #A51391;

Brightness & contrast

Relative luminance0.10509WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.77:1
Contrast with white6.77:1WCAG normal text: AA
Contrast with black3.1:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#5AEC6E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#124E94no red cones; affects about 1% of men; ΔE 57.9 from the original
Deuteranopia#50628Eno green cones; the most common form, about 1% of men; ΔE 60.6 from the original
Tritanopia#AE2556no blue cones; rare, and affects men and women equally; ΔE 39.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.77:1WCAG large text: AAA
Contrast with black, large text3.1:1WCAG large text: AA

Named colours

Dark magenta · ΔE 9.4Purple · ΔE 11.9Medium violet red · ΔE 19Medium orchid · ΔE 22.2Orchid · ΔE 26.3Rebecca purple · ΔE 27.8
Nearest named CSS colourDark magenta (#8B008B)ΔE 9.37, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#13A527
Analogous#7013A5, #A51348
Triadic#91A513, #1391A5
Split complementary#48A513, #13A570
Tetradic#A57013, #13A527, #1348A5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F292E5
Lighter +30%#ED64DA
Lighter +20%#E836D0
Lighter +10%#D318B9
Darker −10%#770E69
Darker −20%#4A0841
Darker −30%#1C0318
Darker −40%#000000
More saturated +25%#B8009F
Less saturated −25%#8E2A80

Channel breakdown

R165
G19
B145
Red165 (64.7%)
Green19 (7.5%)
Blue145 (56.9%)
Hue308.22°
Saturation (HSL)79.35%
Lightness36.08%
Dominant channelRed
Hex per channelR A5 · G 13 · B 91

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Every value on this page was computed from “a51391” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.