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Recognised as Colour

#3B2247

  • #3B2247
  • Violet
  • Dark
  • Nearest: Dark slateblue

#3B2247 is a violet with RGB values 59, 34, 71 and HSL 281°, 35%, 21%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3B2247#3B2247
HEX#3B2247
RGBrgb(59, 34, 71)
RGB (0–1)0.2314, 0.1333, 0.2784
RGB percentages23.1%, 13.3%, 27.8%
HSLhsl(280.5, 35.2%, 20.6%)
HSV / HSBhsv(280.5, 52.1%, 27.8%)
CMYK16.9%, 52.1%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,875,399
CSS custom property--colour: #3B2247;

Brightness & contrast

Relative luminance0.02529WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.95:1
Contrast with white13.95:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#C4DDB8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A2B48no red cones; affects about 1% of men; ΔE 16.5 from the original
Deuteranopia#212D46no green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#3A2831no blue cones; rare, and affects men and women equally; ΔE 18.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.95:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.5Black · ΔE 32.6Midnight blue · ΔE 33.4Dark slate grey · ΔE 37.2Dim grey · ΔE 37.8Rebecca purple · ΔE 39.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.54, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2E4722
Analogous#282247, #472241
Triadic#473B22, #22473B
Split complementary#414722, #224728
Tetradic#472822, #2E4722, #224147

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A777BE
Lighter +30%#9155AD
Lighter +20%#74438C
Lighter +10%#583369
Darker −10%#1E1125
Darker −20%#020102
Darker −30%#000000
Darker −40%#000000
More saturated +25%#401554
Less saturated −25%#362F3A

Channel breakdown

R59
G34
B71
Red59 (23.1%)
Green34 (13.3%)
Blue71 (27.8%)
Hue280.54°
Saturation (HSL)35.24%
Lightness20.59%
Dominant channelBlue
Hex per channelR 3B · G 22 · B 47

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Every value on this page was computed from “3b2247” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.