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Recognised as Colour

#A91180

  • #A91180
  • Magenta
  • Dark
  • Nearest: Medium violet red

#A91180 is a magenta with RGB values 169, 17, 128 and HSL 316°, 82%, 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 Medium violet red.

Colour values

#A91180#A91180
HEX#A91180
RGBrgb(169, 17, 128)
RGB (0–1)0.6627, 0.0667, 0.502
RGB percentages66.3%, 6.7%, 50.2%
HSLhsl(316.2, 81.7%, 36.5%)
HSV / HSBhsv(316.2, 89.9%, 66.3%)
CMYK0%, 89.9%, 24.3%, 33.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,080,064
CSS custom property--colour: #A91180;

Brightness & contrast

Relative luminance0.10394WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.82:1
Contrast with white6.82:1WCAG normal text: AA
Contrast with black3.08:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#56EE7F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#294B83no red cones; affects about 1% of men; ΔE 59.1 from the original
Deuteranopia#5A637Dno green cones; the most common form, about 1% of men; ΔE 62.1 from the original
Tritanopia#B4124Cno blue cones; rare, and affects men and women equally; ΔE 33.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.82:1WCAG large text: AAA
Contrast with black, large text3.08:1WCAG large text: AA

Named colours

Medium violet red · ΔE 11.4Purple · ΔE 17.7Dark magenta · ΔE 17.7Orchid · ΔE 28.7Hot pink · ΔE 29.3Medium orchid · ΔE 29.9
Nearest named CSS colourMedium violet red (#C71585)ΔE 11.35, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#11A93A
Analogous#8611A9, #A91134
Triadic#80A911, #1180A9
Split complementary#34A911, #11A986
Tetradic#A98611, #11A93A, #1134A9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F492DA
Lighter +30%#EF64CA
Lighter +20%#EB35BA
Lighter +10%#D716A3
Darker −10%#7B0C5D
Darker −20%#4C083A
Darker −30%#1E0317
Darker −40%#000000
More saturated +25%#BA0088
Less saturated −25%#922875

Channel breakdown

R169
G17
B128
Red169 (66.3%)
Green17 (6.7%)
Blue128 (50.2%)
Hue316.18°
Saturation (HSL)81.72%
Lightness36.47%
Dominant channelRed
Hex per channelR A9 · G 11 · B 80

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Every value on this page was computed from “a91180” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.