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Recognised as Colour

#A404B4

  • #A404B4
  • Magenta
  • Dark
  • Nearest: Dark orchid

#A404B4 is a magenta with RGB values 164, 4, 180 and HSL 295°, 96%, 36%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A404B4#A404B4
HEX#A404B4
RGBrgb(164, 4, 180)
RGB (0–1)0.6431, 0.0157, 0.7059
RGB percentages64.3%, 1.6%, 70.6%
HSLhsl(294.5, 95.7%, 36.1%)
HSV / HSBhsv(294.5, 97.8%, 70.6%)
CMYK8.9%, 97.8%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,749,108
CSS custom property--colour: #A404B4;

Brightness & contrast

Relative luminance0.11275WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.45:1
Contrast with white6.45:1WCAG normal text: AA
Contrast with black3.25:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#5BFB4B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054B8no red cones; affects about 1% of men; ΔE 54.2 from the original
Deuteranopia#3364B1no green cones; the most common form, about 1% of men; ΔE 63 from the original
Tritanopia#A73869no blue cones; rare, and affects men and women equally; ΔE 52.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.45:1WCAG large text: AAA
Contrast with black, large text3.25:1WCAG large text: AA

Named colours

Dark orchid · ΔE 12Dark magenta · ΔE 17.8Dark violet · ΔE 19.4Medium orchid · ΔE 19.6Purple · ΔE 22.7Blue violet · ΔE 23.7
Nearest named CSS colourDark orchid (#9932CC)ΔE 12, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#14B404
Analogous#4C04B4, #B4046C
Triadic#B4A404, #04B4A4
Split complementary#6CB404, #04B44C
Tetradic#B44C04, #14B404, #046CB4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F288FC
Lighter +30%#EC56FB
Lighter +20%#E724FA
Lighter +10%#D105E6
Darker −10%#770382
Darker −20%#490250
Darker −30%#1C011E
Darker −40%#000000
More saturated +25%#A700B8
Less saturated −25%#911B9D

Channel breakdown

R164
G4
B180
Red164 (64.3%)
Green4 (1.6%)
Blue180 (70.6%)
Hue294.55°
Saturation (HSL)95.65%
Lightness36.08%
Dominant channelBlue
Hex per channelR A4 · G 04 · B B4

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Every value on this page was computed from “a404b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.