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Recognised as Colour

#4A1A8B

  • #4A1A8B
  • Violet
  • Dark
  • Nearest: Indigo

#4A1A8B is a violet with RGB values 74, 26, 139 and HSL 265°, 68%, 32%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#4A1A8B#4A1A8B
HEX#4A1A8B
RGBrgb(74, 26, 139)
RGB (0–1)0.2902, 0.102, 0.5451
RGB percentages29%, 10.2%, 54.5%
HSLhsl(265.5, 68.5%, 32.4%)
HSV / HSBhsv(265.5, 81.3%, 54.5%)
CMYK46.8%, 81.3%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,856,459
CSS custom property--colour: #4A1A8B;

Brightness & contrast

Relative luminance0.04059WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.59:1
Contrast with white11.59:1WCAG normal text: AAA
Contrast with black1.81:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#B5E574

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00398Eno red cones; affects about 1% of men; ΔE 26 from the original
Deuteranopia#003789no green cones; the most common form, about 1% of men; ΔE 26.8 from the original
Tritanopia#383A53no blue cones; rare, and affects men and women equally; ΔE 55.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.59:1WCAG large text: AAA
Contrast with black, large text1.81:1WCAG large text: Fail

Named colours

Indigo · ΔE 6.7Rebecca purple · ΔE 11.4Navy · ΔE 15.8Midnight blue · ΔE 16.8Dark blue · ΔE 18.4Purple · ΔE 22.1
Nearest named CSS colourIndigo (#4B0082)ΔE 6.67, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B8B1A
Analogous#1A238B, #831A8B
Triadic#8B4A1A, #1A8B4A
Split complementary#8B831A, #228B1A
Tetradic#8B1A23, #5B8B1A, #1A8B83

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B188E9
Lighter +30%#955DE1
Lighter +20%#7932D9
Lighter +10%#6122B6
Darker −10%#331260
Darker −20%#1C0A35
Darker −30%#05020A
Darker −40%#000000
More saturated +25%#4705A0
Less saturated −25%#4D2F76

Channel breakdown

R74
G26
B139
Red74 (29%)
Green26 (10.2%)
Blue139 (54.5%)
Hue265.49°
Saturation (HSL)68.48%
Lightness32.35%
Dominant channelBlue
Hex per channelR 4A · G 1A · B 8B

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Every value on this page was computed from “4a1a8b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.