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Recognised as Colour

#A42F8B

  • #A42F8B
  • Magenta
  • Dark
  • Nearest: Purple

#A42F8B is a magenta with RGB values 164, 47, 139 and HSL 313°, 55%, 41%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Purple.

Colour values

#A42F8B#A42F8B
HEX#A42F8B
RGBrgb(164, 47, 139)
RGB (0–1)0.6431, 0.1843, 0.5451
RGB percentages64.3%, 18.4%, 54.5%
HSLhsl(312.8, 55.5%, 41.4%)
HSV / HSBhsv(312.8, 71.3%, 64.3%)
CMYK0%, 71.3%, 15.2%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,760,075
CSS custom property--colour: #A42F8B;

Brightness & contrast

Relative luminance0.1179WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.25:1
Contrast with white6.25:1WCAG normal text: AA
Contrast with black3.36:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#5BD074

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#33558Eno red cones; affects about 1% of men; ΔE 51.5 from the original
Deuteranopia#5A6788no green cones; the most common form, about 1% of men; ΔE 53.9 from the original
Tritanopia#AD3559no blue cones; rare, and affects men and women equally; ΔE 32.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.25:1WCAG large text: AAA
Contrast with black, large text3.36:1WCAG large text: AA

Named colours

Purple · ΔE 15.8Dark magenta · ΔE 16.7Medium violet red · ΔE 17.7Orchid · ΔE 23.8Medium orchid · ΔE 25.6Rebecca purple · ΔE 27.2
Nearest named CSS colourPurple (#800080)ΔE 15.84, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2FA448
Analogous#832FA4, #A42F51
Triadic#8BA42F, #2F8BA4
Split complementary#51A42F, #2FA483
Tetradic#A4832F, #2FA448, #2F51A4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAB5DF
Lighter +30%#DE8ECD
Lighter +20%#D366BC
Lighter +10%#C83EAA
Darker −10%#7C2469
Darker −20%#551848
Darker −30%#2D0D26
Darker −40%#050205
More saturated +25%#BE159A
Less saturated −25%#8A497C

Channel breakdown

R164
G47
B139
Red164 (64.3%)
Green47 (18.4%)
Blue139 (54.5%)
Hue312.82°
Saturation (HSL)55.45%
Lightness41.37%
Dominant channelRed
Hex per channelR A4 · G 2F · B 8B

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Every value on this page was computed from “a42f8b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.