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Colour

#42006A

  • #42006A
  • Violet
  • Dark
  • Nearest: Indigo

#42006A is a violet with RGB values 66, 0, 106 and HSL 277°, 100%, 21%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#42006A#42006A
HEX#42006A
RGBrgb(66, 0, 106)
RGB (0–1)0.2588, 0, 0.4157
RGB percentages25.9%, 0%, 41.6%
HSLhsl(277.4, 100%, 20.8%)
HSV / HSBhsv(277.4, 100%, 41.6%)
CMYK37.7%, 100%, 0%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,325,482
CSS custom property--colour: #42006A;

Brightness & contrast

Relative luminance0.02199WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.59:1
Contrast with white14.59:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#BDFF95

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00276Cno red cones; affects about 1% of men; ΔE 27 from the original
Deuteranopia#002968no green cones; the most common form, about 1% of men; ΔE 30.5 from the original
Tritanopia#3A233Bno blue cones; rare, and affects men and women equally; ΔE 44.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.59:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Indigo · ΔE 11.6Midnight blue · ΔE 14.6Rebecca purple · ΔE 16.8Purple · ΔE 20.6Navy · ΔE 20.7Dark slateblue · ΔE 24.1
Nearest named CSS colourIndigo (#4B0082)ΔE 11.61, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#286A00
Analogous#0D006A, #6A005D
Triadic#6A4200, #006A42
Split complementary#5D6A00, #006A0D
Tetradic#6A0D00, #286A00, #005D6A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B437FF
Lighter +30%#A004FF
Lighter +20%#8200D0
Lighter +10%#62009D
Darker −10%#220037
Darker −20%#020004
Darker −30%#000000
Darker −40%#000000
More saturated +25%#42006A
Less saturated −25%#3F0D5D

Channel breakdown

R66
G0
B106
Red66 (25.9%)
Green0 (0%)
Blue106 (41.6%)
Hue277.36°
Saturation (HSL)100%
Lightness20.78%
Dominant channelBlue
Hex per channelR 42 · G 00 · B 6A

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Every value on this page was computed from “42006a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.