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Recognised as Colour

#220F45

  • #220F45
  • Violet
  • Dark
  • Nearest: Midnight blue

#220F45 is a violet with RGB values 34, 15, 69 and HSL 261°, 64%, 16%. It is a dark colour, so white text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#220F45#220F45
HEX#220F45
RGBrgb(34, 15, 69)
RGB (0–1)0.1333, 0.0588, 0.2706
RGB percentages13.3%, 5.9%, 27.1%
HSLhsl(261.1, 64.3%, 16.5%)
HSV / HSBhsv(261.1, 78.3%, 27.1%)
CMYK50.7%, 78.3%, 0%, 72.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,232,133
CSS custom property--colour: #220F45;

Brightness & contrast

Relative luminance0.01111WCAG 2.x, 0 is black and 1 is white
Perceived brightness31.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.18:1
Contrast with white17.18:1WCAG normal text: AAA
Contrast with black1.22:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#DDF0BA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001C47no red cones; affects about 1% of men; ΔE 14.6 from the original
Deuteranopia#001A44no green cones; the most common form, about 1% of men; ΔE 14.4 from the original
Tritanopia#181D28no blue cones; rare, and affects men and women equally; ΔE 32.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.18:1WCAG large text: AAA
Contrast with black, large text1.22:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 21.5Dark slateblue · ΔE 24.1Rebecca purple · ΔE 34Indigo · ΔE 37.3Black · ΔE 40.1Purple · ΔE 40.5
Nearest named CSS colourMidnight blue (#191970)ΔE 21.46, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#32450F
Analogous#0F1745, #3D0F45
Triadic#45220F, #0F4522
Split complementary#453D0F, #17450F
Tetradic#450F17, #32450F, #0F453D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7B49D7
Lighter +30%#602AC3
Lighter +20%#4B2199
Lighter +10%#37186F
Darker −10%#0D061B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F044F
Less saturated −25%#25193A

Channel breakdown

R34
G15
B69
Red34 (13.3%)
Green15 (5.9%)
Blue69 (27.1%)
Hue261.11°
Saturation (HSL)64.29%
Lightness16.47%
Dominant channelBlue
Hex per channelR 22 · G 0F · B 45

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Every value on this page was computed from “220f45” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.