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Recognised as Colour

#4A2091

  • #4A2091
  • Violet
  • Dark
  • Nearest: Indigo

#4A2091 is a violet with RGB values 74, 32, 145 and HSL 262°, 64%, 35%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#4A2091#4A2091
HEX#4A2091
RGBrgb(74, 32, 145)
RGB (0–1)0.2902, 0.1255, 0.5686
RGB percentages29%, 12.5%, 56.9%
HSLhsl(262.3, 63.8%, 34.7%)
HSV / HSBhsv(262.3, 77.9%, 56.9%)
CMYK49%, 77.9%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,858,001
CSS custom property--colour: #4A2091;

Brightness & contrast

Relative luminance0.04533WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.01:1
Contrast with white11.01:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#B5DF6E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003D94no red cones; affects about 1% of men; ΔE 25.3 from the original
Deuteranopia#003A8Fno green cones; the most common form, about 1% of men; ΔE 25.3 from the original
Tritanopia#343F57no blue cones; rare, and affects men and women equally; ΔE 57.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.01:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail

Named colours

Indigo · ΔE 8.5Rebecca purple · ΔE 10.8Navy · ΔE 16.2Midnight blue · ΔE 17Dark blue · ΔE 18.4Slate blue · ΔE 22.1
Nearest named CSS colourIndigo (#4B0082)ΔE 8.49, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#679120
Analogous#202E91, #832091
Triadic#914A20, #20914A
Split complementary#918320, #2E9120
Tetradic#91202E, #679120, #209183

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B495E8
Lighter +30%#966CDE
Lighter +20%#7942D5
Lighter +10%#5F29BB
Darker −10%#351767
Darker −20%#1F0E3D
Darker −30%#0A0414
Darker −40%#000000
More saturated +25%#440AA7
Less saturated −25%#50367B

Channel breakdown

R74
G32
B145
Red74 (29%)
Green32 (12.5%)
Blue145 (56.9%)
Hue262.3°
Saturation (HSL)63.84%
Lightness34.71%
Dominant channelBlue
Hex per channelR 4A · G 20 · B 91

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Every value on this page was computed from “4a2091” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.