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Recognised as Colour

#22055B

  • #22055B
  • Violet
  • Dark
  • Nearest: Midnight blue

#22055B is a violet with RGB values 34, 5, 91 and HSL 260°, 90%, 19%. It is a dark colour, so white text on it reaches 16.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#22055B#22055B
HEX#22055B
RGBrgb(34, 5, 91)
RGB (0–1)0.1333, 0.0196, 0.3569
RGB percentages13.3%, 2%, 35.7%
HSLhsl(260.2, 89.6%, 18.8%)
HSV / HSBhsv(260.2, 94.5%, 35.7%)
CMYK62.6%, 94.5%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,229,595
CSS custom property--colour: #22055B;

Brightness & contrast

Relative luminance0.01204WCAG 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 16.92:1
Contrast with white16.92:1WCAG normal text: AAA
Contrast with black1.24:1WCAG normal text: Fail
Greyscale equivalent#111111
Inverted#DDFAA4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001F5Dno red cones; affects about 1% of men; ΔE 19.3 from the original
Deuteranopia#001A5Ano green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#042233no blue cones; rare, and affects men and women equally; ΔE 49.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text16.92:1WCAG large text: AAA
Contrast with black, large text1.24:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 8.6Indigo · ΔE 20.5Dark slateblue · ΔE 22.7Navy · ΔE 23.4Rebecca purple · ΔE 23.5Dark blue · ΔE 28.5
Nearest named CSS colourMidnight blue (#191970)ΔE 8.61, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E5B05
Analogous#05135B, #4D055B
Triadic#5B2205, #055B22
Split complementary#5B4D05, #135B05
Tetradic#5B0513, #3E5B05, #055B4D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7738F4
Lighter +30%#580DEC
Lighter +20%#460ABC
Lighter +10%#34088B
Darker −10%#10022B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#200060
Less saturated −25%#26114F

Channel breakdown

R34
G5
B91
Red34 (13.3%)
Green5 (2%)
Blue91 (35.7%)
Hue260.23°
Saturation (HSL)89.58%
Lightness18.82%
Dominant channelBlue
Hex per channelR 22 · G 05 · B 5B

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Every value on this page was computed from “22055b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.