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Recognised as Colour

#571ABB

  • #571ABB
  • Violet
  • Dark
  • Nearest: Blue violet

#571ABB is a violet with RGB values 87, 26, 187 and HSL 263°, 76%, 42%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#571ABB#571ABB
HEX#571ABB
RGBrgb(87, 26, 187)
RGB (0–1)0.3412, 0.102, 0.7333
RGB percentages34.1%, 10.2%, 73.3%
HSLhsl(262.7, 75.6%, 41.8%)
HSV / HSBhsv(262.7, 86.1%, 73.3%)
CMYK53.5%, 86.1%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,708,475
CSS custom property--colour: #571ABB;

Brightness & contrast

Relative luminance0.06353WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.25:1
Contrast with white9.25:1WCAG normal text: AAA
Contrast with black2.27:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#A8E544

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004ABFno red cones; affects about 1% of men; ΔE 32.2 from the original
Deuteranopia#0044B8no green cones; the most common form, about 1% of men; ΔE 30.8 from the original
Tritanopia#304E6Fno blue cones; rare, and affects men and women equally; ΔE 78.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.25:1WCAG large text: AAA
Contrast with black, large text2.27:1WCAG large text: Fail

Named colours

Blue violet · ΔE 15.8Dark orchid · ΔE 18.4Dark blue · ΔE 18.5Dark violet · ΔE 19Medium blue · ΔE 21.6Navy · ΔE 22.5
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 15.79, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7EBB1A
Analogous#1A2EBB, #A71ABB
Triadic#BB571A, #1ABB57
Split complementary#BBA71A, #2EBB1A
Tetradic#BB1A2E, #7EBB1A, #1ABBA7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8ADF4
Lighter +30%#AA81ED
Lighter +20%#8C54E7
Lighter +10%#6D27E1
Darker −10%#42148E
Darker −20%#2D0E61
Darker −30%#190735
Darker −40%#040108
More saturated +25%#5100D5
Less saturated −25%#5D35A0

Channel breakdown

R87
G26
B187
Red87 (34.1%)
Green26 (10.2%)
Blue187 (73.3%)
Hue262.73°
Saturation (HSL)75.59%
Lightness41.76%
Dominant channelBlue
Hex per channelR 57 · G 1A · B BB

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Every value on this page was computed from “571abb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.