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Recognised as Colour

#552C7E

  • #552C7E
  • Violet
  • Dark
  • Nearest: Dark slateblue

#552C7E is a violet with RGB values 85, 44, 126 and HSL 270°, 48%, 33%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#552C7E#552C7E
HEX#552C7E
RGBrgb(85, 44, 126)
RGB (0–1)0.3333, 0.1725, 0.4941
RGB percentages33.3%, 17.3%, 49.4%
HSLhsl(270, 48.2%, 33.3%)
HSV / HSBhsv(270, 65.1%, 49.4%)
CMYK32.5%, 65.1%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,581,950
CSS custom property--colour: #552C7E;

Brightness & contrast

Relative luminance0.05239WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.25:1
Contrast with white10.25:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#AAD381

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004081no red cones; affects about 1% of men; ΔE 26.3 from the original
Deuteranopia#15417Cno green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#4D3D51no blue cones; rare, and affects men and women equally; ΔE 38.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.25:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 10.6Rebecca purple · ΔE 11.9Midnight blue · ΔE 15.9Indigo · ΔE 22.3Purple · ΔE 23.5Slate blue · ΔE 25.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.61, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#557E2C
Analogous#2C2C7E, #7E2C7E
Triadic#7E552C, #2C7E55
Split complementary#7E7E2C, #2C7E2C
Tetradic#7E2C2C, #557E2C, #2C7E7E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BB9ADC
Lighter +30%#A274CF
Lighter +20%#884FC1
Lighter +10%#6F39A4
Darker −10%#3C1F58
Darker −20%#221232
Darker −30%#09040D
Darker −40%#000000
More saturated +25%#551793
Less saturated −25%#554169

Channel breakdown

R85
G44
B126
Red85 (33.3%)
Green44 (17.3%)
Blue126 (49.4%)
Hue270°
Saturation (HSL)48.24%
Lightness33.33%
Dominant channelBlue
Hex per channelR 55 · G 2C · B 7E

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Every value on this page was computed from “552c7e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.