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Recognised as Colour

#8B00A7

  • #8B00A7
  • Violet
  • Dark
  • Nearest: Dark orchid

#8B00A7 is a violet with RGB values 139, 0, 167 and HSL 290°, 100%, 33%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark orchid.

Colour values

#8B00A7#8B00A7
HEX#8B00A7
RGBrgb(139, 0, 167)
RGB (0–1)0.5451, 0, 0.6549
RGB percentages54.5%, 0%, 65.5%
HSLhsl(289.9, 100%, 32.7%)
HSV / HSBhsv(289.9, 100%, 65.5%)
CMYK16.8%, 100%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,109,671
CSS custom property--colour: #8B00A7;

Brightness & contrast

Relative luminance0.08279WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.91:1
Contrast with white7.91:1WCAG normal text: AAA
Contrast with black2.66:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#74FF58

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004AABno red cones; affects about 1% of men; ΔE 46.9 from the original
Deuteranopia#1355A4no green cones; the most common form, about 1% of men; ΔE 56.3 from the original
Tritanopia#8A3661no blue cones; rare, and affects men and women equally; ΔE 52.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.91:1WCAG large text: AAA
Contrast with black, large text2.66:1WCAG large text: Fail

Named colours

Dark orchid · ΔE 11.7Dark magenta · ΔE 14.8Purple · ΔE 18.8Dark violet · ΔE 20.5Indigo · ΔE 21Medium orchid · ΔE 21.4
Nearest named CSS colourDark orchid (#9932CC)ΔE 11.71, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1CA700
Analogous#3800A7, #A7006F
Triadic#A78B00, #00A78B
Split complementary#70A700, #00A737
Tetradic#A73700, #1CA700, #006FA7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E874FF
Lighter +30%#DF41FF
Lighter +20%#D70EFF
Lighter +10%#B500DA
Darker −10%#610074
Darker −20%#360041
Darker −30%#0C000E
Darker −40%#000000
More saturated +25%#8B00A7
Less saturated −25%#7D1592

Channel breakdown

R139
G0
B167
Red139 (54.5%)
Green0 (0%)
Blue167 (65.5%)
Hue289.94°
Saturation (HSL)100%
Lightness32.75%
Dominant channelBlue
Hex per channelR 8B · G 00 · B A7

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Every value on this page was computed from “8b00a7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.