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Recognised as Colour

#33215E

  • #33215E
  • Violet
  • Dark
  • Nearest: Dark slateblue

#33215E is a violet with RGB values 51, 33, 94 and HSL 258°, 48%, 25%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#33215E#33215E
HEX#33215E
RGBrgb(51, 33, 94)
RGB (0–1)0.2, 0.1294, 0.3686
RGB percentages20%, 12.9%, 36.9%
HSLhsl(257.7, 48%, 24.9%)
HSV / HSBhsv(257.7, 64.9%, 36.9%)
CMYK45.7%, 64.9%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,350,878
CSS custom property--colour: #33215E;

Brightness & contrast

Relative luminance0.026WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.82:1
Contrast with white13.82:1WCAG normal text: AAA
Contrast with black1.52:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#CCDEA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002E60no red cones; affects about 1% of men; ΔE 17 from the original
Deuteranopia#002C5Dno green cones; the most common form, about 1% of men; ΔE 16.9 from the original
Tritanopia#272F3Cno blue cones; rare, and affects men and women equally; ΔE 34.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.82:1WCAG large text: AAA
Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.2Midnight blue · ΔE 17.6Rebecca purple · ΔE 26.9Indigo · ΔE 33.5Purple · ΔE 36.1Slate blue · ΔE 38
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.15, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C5E21
Analogous#212E5E, #51215E
Triadic#5E3321, #215E33
Split complementary#5E5121, #2E5E21
Tetradic#5E212E, #4C5E21, #215E51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#947BD0
Lighter +30%#7555C3
Lighter +20%#5C3CA9
Lighter +10%#472E84
Darker −10%#1F1438
Darker −20%#0A0613
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2C116E
Less saturated −25%#3A314E

Channel breakdown

R51
G33
B94
Red51 (20%)
Green33 (12.9%)
Blue94 (36.9%)
Hue257.7°
Saturation (HSL)48.03%
Lightness24.9%
Dominant channelBlue
Hex per channelR 33 · G 21 · B 5E

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Every value on this page was computed from “33215e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.