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Colour

#4A008B

  • #4A008B
  • Violet
  • Dark
  • Nearest: Indigo

#4A008B is a violet with RGB values 74, 0, 139 and HSL 272°, 100%, 27%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#4A008B#4A008B
HEX#4A008B
RGBrgb(74, 0, 139)
RGB (0–1)0.2902, 0, 0.5451
RGB percentages29%, 0%, 54.5%
HSLhsl(271.9, 100%, 27.3%)
HSV / HSBhsv(271.9, 100%, 54.5%)
CMYK46.8%, 100%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,849,803
CSS custom property--colour: #4A008B;

Brightness & contrast

Relative luminance0.0332WCAG 2.x, 0 is black and 1 is white
Perceived brightness62 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.62:1
Contrast with white12.62:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#B5FF74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00338Eno red cones; affects about 1% of men; ΔE 29.7 from the original
Deuteranopia#003289no green cones; the most common form, about 1% of men; ΔE 31.2 from the original
Tritanopia#38334Fno blue cones; rare, and affects men and women equally; ΔE 60.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.62:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Indigo · ΔE 4.8Navy · ΔE 12.5Dark blue · ΔE 13.2Rebecca purple · ΔE 19Purple · ΔE 23.4Dark magenta · ΔE 23.8
Nearest named CSS colourIndigo (#4B0082)ΔE 4.81, a close match
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#418B00
Analogous#05008B, #8B0086
Triadic#8B4A00, #008B4A
Split complementary#868B00, #008B05
Tetradic#8B0500, #418B00, #00868B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B158FF
Lighter +30%#9925FF
Lighter +20%#8000F1
Lighter +10%#6500BE
Darker −10%#2F0058
Darker −20%#140025
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4A008B
Less saturated −25%#49117A

Channel breakdown

R74
G0
B139
Red74 (29%)
Green0 (0%)
Blue139 (54.5%)
Hue271.94°
Saturation (HSL)100%
Lightness27.25%
Dominant channelBlue
Hex per channelR 4A · G 00 · B 8B

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Every value on this page was computed from “4a008b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.