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Recognised as Colour

#551F3B

  • #551F3B
  • Magenta
  • Dark
  • Nearest: Black

#551F3B is a magenta with RGB values 85, 31, 59 and HSL 329°, 47%, 23%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#551F3B#551F3B
HEX#551F3B
RGBrgb(85, 31, 59)
RGB (0–1)0.3333, 0.1216, 0.2314
RGB percentages33.3%, 12.2%, 23.1%
HSLhsl(328.9, 46.6%, 22.7%)
HSV / HSBhsv(328.9, 63.5%, 33.3%)
CMYK0%, 63.5%, 30.6%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,578,555
CSS custom property--colour: #551F3B;

Brightness & contrast

Relative luminance0.03227WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.76:1
Contrast with white12.76:1WCAG normal text: AAA
Contrast with black1.65:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#AAE0C4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#262C3Cno red cones; affects about 1% of men; ΔE 27.2 from the original
Deuteranopia#35363Ano green cones; the most common form, about 1% of men; ΔE 28.1 from the original
Tritanopia#5B1D2Ano blue cones; rare, and affects men and women equally; ΔE 12.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.76:1WCAG large text: AAA
Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Black · ΔE 35.8Dim grey · ΔE 37.3Dark slateblue · ΔE 38Dark slate grey · ΔE 41.5Pale violetred · ΔE 43.5Gray · ΔE 43.7
Nearest named CSS colourBlack (#000000)ΔE 35.76, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1F5539
Analogous#541F55, #551F20
Triadic#3B551F, #1F3B55
Split complementary#20551F, #1F5554
Tetradic#55541F, #1F5539, #1F2055

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CC74A2
Lighter +30%#BF4E89
Lighter +20%#A03A6F
Lighter +10%#7A2D55
Darker −10%#301121
Darker −20%#0A0407
Darker −30%#000000
Darker −40%#000000
More saturated +25%#63113C
Less saturated −25%#472E3A

Channel breakdown

R85
G31
B59
Red85 (33.3%)
Green31 (12.2%)
Blue59 (23.1%)
Hue328.89°
Saturation (HSL)46.55%
Lightness22.75%
Dominant channelRed
Hex per channelR 55 · G 1F · B 3B

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Every value on this page was computed from “551f3b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.