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Recognised as Colour

#3B1D86

  • #3B1D86
  • Violet
  • Dark
  • Nearest: Indigo

#3B1D86 is a violet with RGB values 59, 29, 134 and HSL 257°, 64%, 32%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#3B1D86#3B1D86
HEX#3B1D86
RGBrgb(59, 29, 134)
RGB (0–1)0.2314, 0.1137, 0.5255
RGB percentages23.1%, 11.4%, 52.5%
HSLhsl(257.1, 64.4%, 32%)
HSV / HSBhsv(257.1, 78.4%, 52.5%)
CMYK56%, 78.4%, 0%, 47.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,874,182
CSS custom property--colour: #3B1D86;

Brightness & contrast

Relative luminance0.0353WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.31:1
Contrast with white12.31:1WCAG normal text: AAA
Contrast with black1.71:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#C4E279

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003789no red cones; affects about 1% of men; ΔE 22 from the original
Deuteranopia#003284no green cones; the most common form, about 1% of men; ΔE 20.4 from the original
Tritanopia#1C3B50no blue cones; rare, and affects men and women equally; ΔE 58.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.31:1WCAG large text: AAA
Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Indigo · ΔE 10.9Midnight blue · ΔE 11.7Rebecca purple · ΔE 12.6Navy · ΔE 16Dark blue · ΔE 19.5Dark slateblue · ΔE 20.6
Nearest named CSS colourIndigo (#4B0082)ΔE 10.87, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#68861D
Analogous#1D3486, #6F1D86
Triadic#863B1D, #1D863B
Split complementary#866F1D, #34861D
Tetradic#861D34, #68861D, #1D866F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A489E6
Lighter +30%#8360DC
Lighter +20%#6336D3
Lighter +10%#4D26B0
Darker −10%#29145C
Darker −20%#160B32
Darker −30%#040208
Darker −40%#000000
More saturated +25%#32099A
Less saturated −25%#443172

Channel breakdown

R59
G29
B134
Red59 (23.1%)
Green29 (11.4%)
Blue134 (52.5%)
Hue257.14°
Saturation (HSL)64.42%
Lightness31.96%
Dominant channelBlue
Hex per channelR 3B · G 1D · B 86

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Every value on this page was computed from “3b1d86” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.