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Recognised as Colour

#B31EF8

  • #B31EF8
  • Violet
  • Dark
  • Nearest: Dark violet

#B31EF8 is a violet with RGB values 179, 30, 248 and HSL 281°, 94%, 55%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#B31EF8#B31EF8
HEX#B31EF8
RGBrgb(179, 30, 248)
RGB (0–1)0.702, 0.1176, 0.9725
RGB percentages70.2%, 11.8%, 97.3%
HSLhsl(281, 94%, 54.5%)
HSV / HSBhsv(281, 87.9%, 97.3%)
CMYK27.8%, 87.9%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,738,872
CSS custom property--colour: #B31EF8;

Brightness & contrast

Relative luminance0.1729WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.71:1
Contrast with white4.71:1WCAG normal text: AA
Contrast with black4.46:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#4CE107

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006EFDno red cones; affects about 1% of men; ΔE 53.9 from the original
Deuteranopia#0075F4no green cones; the most common form, about 1% of men; ΔE 62 from the original
Tritanopia#A95F94no blue cones; rare, and affects men and women equally; ΔE 75.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.71:1WCAG large text: AAA
Contrast with black, large text4.46:1WCAG large text: AA

Named colours

Dark violet · ΔE 12.9Blue violet · ΔE 14.9Fuchsia · ΔE 24.6Magenta · ΔE 24.6Dark orchid · ΔE 24.9Medium blue · ΔE 32.3
Nearest named CSS colourDark violet (#9400D3)ΔE 12.88, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#63F81E
Analogous#461EF8, #F81ED0
Triadic#F8B31E, #1EF8B3
Split complementary#D0F81E, #1EF846
Tetradic#F8461E, #63F81E, #1ED0F8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6E4FE
Lighter +30%#E5B2FD
Lighter +20%#D481FB
Lighter +10%#C44FFA
Darker −10%#9907DC
Darker −20%#7605AB
Darker −30%#540479
Darker −40%#320248
More saturated +25%#B617FF
Less saturated −25%#A83BDB

Channel breakdown

R179
G30
B248
Red179 (70.2%)
Green30 (11.8%)
Blue248 (97.3%)
Hue281.01°
Saturation (HSL)93.97%
Lightness54.51%
Dominant channelBlue
Hex per channelR B3 · G 1E · B F8

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Every value on this page was computed from “b31ef8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.