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Recognised as Colour

#4A1570

  • #4A1570
  • Violet
  • Dark
  • Nearest: Midnight blue

#4A1570 is a violet with RGB values 74, 21, 112 and HSL 275°, 68%, 26%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#4A1570#4A1570
HEX#4A1570
RGBrgb(74, 21, 112)
RGB (0–1)0.2902, 0.0824, 0.4392
RGB percentages29%, 8.2%, 43.9%
HSLhsl(274.9, 68.4%, 26.1%)
HSV / HSBhsv(274.9, 81.3%, 43.9%)
CMYK33.9%, 81.2%, 0%, 56.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,855,152
CSS custom property--colour: #4A1570;

Brightness & contrast

Relative luminance0.03162WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.86:1
Contrast with white12.86:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#B5EA8F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003072no red cones; affects about 1% of men; ΔE 26.7 from the original
Deuteranopia#00326Eno green cones; the most common form, about 1% of men; ΔE 30.1 from the original
Tritanopia#432C42no blue cones; rare, and affects men and women equally; ΔE 41.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.86:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.4Rebecca purple · ΔE 13.6Indigo · ΔE 15.9Dark slateblue · ΔE 18.2Purple · ΔE 20.6Dark magenta · ΔE 24.6
Nearest named CSS colourMidnight blue (#191970)ΔE 13.36, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3B7015
Analogous#1C1570, #701569
Triadic#704A15, #15704A
Split complementary#697015, #15701D
Tetradic#701D15, #3B7015, #156970

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B26DE4
Lighter +30%#9C42DC
Lighter +20%#8325C6
Lighter +10%#661D9B
Darker −10%#2E0D45
Darker −20%#11051A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4D0481
Less saturated −25%#47265F

Channel breakdown

R74
G21
B112
Red74 (29%)
Green21 (8.2%)
Blue112 (43.9%)
Hue274.95°
Saturation (HSL)68.42%
Lightness26.08%
Dominant channelBlue
Hex per channelR 4A · G 15 · B 70

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Every value on this page was computed from “4a1570” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.