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Colour

#5A1683

  • #5A1683
  • Violet
  • Dark
  • Nearest: Indigo

#5A1683 is a violet with RGB values 90, 22, 131 and HSL 277°, 71%, 30%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#5A1683#5A1683
HEX#5A1683
RGBrgb(90, 22, 131)
RGB (0–1)0.3529, 0.0863, 0.5137
RGB percentages35.3%, 8.6%, 51.4%
HSLhsl(277.4, 71.2%, 30%)
HSV / HSBhsv(277.4, 83.2%, 51.4%)
CMYK31.3%, 83.2%, 0%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,904,003
CSS custom property--colour: #5A1683;

Brightness & contrast

Relative luminance0.04386WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.19:1
Contrast with white11.19:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#A5E97C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003986no red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#003C81no green cones; the most common form, about 1% of men; ΔE 35.9 from the original
Tritanopia#53334Dno blue cones; rare, and affects men and women equally; ΔE 46.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.19:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Indigo · ΔE 8.8Rebecca purple · ΔE 9.6Purple · ΔE 15.6Dark magenta · ΔE 18.1Midnight blue · ΔE 19Navy · ΔE 21.7
Nearest named CSS colourIndigo (#4B0082)ΔE 8.81, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F8316
Analogous#241683, #831675
Triadic#835A16, #16835A
Split complementary#758316, #168324
Tetradic#832416, #3F8316, #167583

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C07CE9
Lighter +30%#AB50E2
Lighter +20%#9625DA
Lighter +10%#781DAF
Darker −10%#3C0F57
Darker −20%#1E072C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5F0396
Less saturated −25%#552970

Channel breakdown

R90
G22
B131
Red90 (35.3%)
Green22 (8.6%)
Blue131 (51.4%)
Hue277.43°
Saturation (HSL)71.24%
Lightness30%
Dominant channelBlue
Hex per channelR 5A · G 16 · B 83

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Every value on this page was computed from “5a1683” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.