Nerdulator> put something in

Recognised as Colour

#4A197B

  • #4A197B
  • Violet
  • Dark
  • Nearest: Rebecca purple

#4A197B is a violet with RGB values 74, 25, 123 and HSL 270°, 66%, 29%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#4A197B#4A197B
HEX#4A197B
RGBrgb(74, 25, 123)
RGB (0–1)0.2902, 0.098, 0.4824
RGB percentages29%, 9.8%, 48.2%
HSLhsl(270, 66.2%, 29%)
HSV / HSBhsv(270, 79.7%, 48.2%)
CMYK39.8%, 79.7%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,856,187
CSS custom property--colour: #4A197B;

Brightness & contrast

Relative luminance0.03581WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.24:1
Contrast with white12.24:1WCAG normal text: AAA
Contrast with black1.72:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#B5E684

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00357Eno red cones; affects about 1% of men; ΔE 26.2 from the original
Deuteranopia#003579no green cones; the most common form, about 1% of men; ΔE 28.5 from the original
Tritanopia#3F3349no blue cones; rare, and affects men and women equally; ΔE 46.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.24:1WCAG large text: AAA
Contrast with black, large text1.72:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 10.8Indigo · ΔE 12.1Midnight blue · ΔE 12.8Dark slateblue · ΔE 18.7Purple · ΔE 20.7Navy · ΔE 21.6
Nearest named CSS colourRebecca purple (#663399)ΔE 10.75, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A7B19
Analogous#19197B, #7B197B
Triadic#7B4A19, #197B4A
Split complementary#7B7B19, #197B19
Tetradic#7B1919, #4A7B19, #197B7B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B07CE4
Lighter +30%#9751DC
Lighter +20%#7D2AD0
Lighter +10%#6422A5
Darker −10%#311051
Darker −20%#170826
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4A078E
Less saturated −25%#4A2C69

Channel breakdown

R74
G25
B123
Red74 (29%)
Green25 (9.8%)
Blue123 (48.2%)
Hue270°
Saturation (HSL)66.22%
Lightness29.02%
Dominant channelBlue
Hex per channelR 4A · G 19 · B 7B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “4a197b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.