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Recognised as Colour

#42163D

  • #42163D
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#42163D is a magenta with RGB values 66, 22, 61 and HSL 307°, 50%, 17%. It is a dark colour, so white text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#42163D#42163D
HEX#42163D
RGBrgb(66, 22, 61)
RGB (0–1)0.2588, 0.0863, 0.2392
RGB percentages25.9%, 8.6%, 23.9%
HSLhsl(306.8, 50%, 17.3%)
HSV / HSBhsv(306.8, 66.7%, 25.9%)
CMYK0%, 66.7%, 7.6%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,331,069
CSS custom property--colour: #42163D;

Brightness & contrast

Relative luminance0.02069WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.85:1
Contrast with white14.85:1WCAG normal text: AAA
Contrast with black1.41:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#BDE9C2

Colour vision & accessibility

Protanopia#14233Eno red cones; affects about 1% of men; ΔE 23.8 from the original
Deuteranopia#222A3Cno green cones; the most common form, about 1% of men; ΔE 25.2 from the original
Tritanopia#451A27no blue cones; rare, and affects men and women equally; ΔE 17.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.85:1WCAG large text: AAA
Contrast with black, large text1.41:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark slateblue (#483D8B)ΔE 31.03, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#16421B
Analogous#311642, #421627
Triadic#3D4216, #163D42
Split complementary#274216, #164231
Tetradic#423116, #16421B, #162742

Tints, shades & saturation

Lighter +40%#C95BBC
Lighter +30%#B53CA7
Lighter +20%#8F2F84
Lighter +10%#682360
Darker −10%#1C091A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4D0B46
Less saturated −25%#372135

Channel breakdown

R66
G22
B61
Red66 (25.9%)
Green22 (8.6%)
Blue61 (23.9%)
Hue306.82°
Saturation (HSL)50%
Lightness17.25%
Dominant channelRed
Hex per channelR 42 · G 16 · B 3D

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Every value on this page was computed from “42163d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.