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Recognised as Colour

#330D3D

  • #330D3D
  • Violet
  • Dark
  • Nearest: Dark slateblue

#330D3D is a violet with RGB values 51, 13, 61 and HSL 288°, 65%, 15%. It is a dark colour, so white text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#330D3D#330D3D
HEX#330D3D
RGBrgb(51, 13, 61)
RGB (0–1)0.2, 0.051, 0.2392
RGB percentages20%, 5.1%, 23.9%
HSLhsl(287.5, 64.9%, 14.5%)
HSV / HSBhsv(287.5, 78.7%, 23.9%)
CMYK16.4%, 78.7%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,345,725
CSS custom property--colour: #330D3D;

Brightness & contrast

Relative luminance0.01329WCAG 2.x, 0 is black and 1 is white
Perceived brightness36.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.59:1
Contrast with white16.59:1WCAG normal text: AAA
Contrast with black1.27:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#CCF2C2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001C3Eno red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#10203Cno green cones; the most common form, about 1% of men; ΔE 23.2 from the original
Tritanopia#331623no blue cones; rare, and affects men and women equally; ΔE 22.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.59:1WCAG large text: AAA
Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.9Midnight blue · ΔE 28.3Rebecca purple · ΔE 36.5Black · ΔE 36.9Purple · ΔE 39.3Indigo · ΔE 40.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.91, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#173D0D
Analogous#1B0D3D, #3D0D2F
Triadic#3D330D, #0D3D33
Split complementary#2F3D0D, #0D3D1B
Tetradic#3D1B0D, #173D0D, #0D2F3D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B740D6
Lighter +30%#9C28BB
Lighter +20%#791F91
Lighter +10%#561667
Darker −10%#100413
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#380446
Less saturated −25%#2E1634

Channel breakdown

R51
G13
B61
Red51 (20%)
Green13 (5.1%)
Blue61 (23.9%)
Hue287.5°
Saturation (HSL)64.86%
Lightness14.51%
Dominant channelBlue
Hex per channelR 33 · G 0D · B 3D

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Every value on this page was computed from “330d3d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.