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Recognised as Colour

#222AAA

  • #222AAA
  • Blue
  • Dark
  • Nearest: Dark blue

#222AAA is a blue with RGB values 34, 42, 170 and HSL 236°, 67%, 40%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#222AAA#222AAA
HEX#222AAA
RGBrgb(34, 42, 170)
RGB (0–1)0.1333, 0.1647, 0.6667
RGB percentages13.3%, 16.5%, 66.7%
HSLhsl(236.5, 66.7%, 40%)
HSV / HSBhsv(236.5, 80%, 66.7%)
CMYK80%, 75.3%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,239,146
CSS custom property--colour: #222AAA;

Brightness & contrast

Relative luminance0.04898WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.61:1
Contrast with white10.61:1WCAG normal text: AAA
Contrast with black1.98:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#DDD555

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0045AEno red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#0038A8no green cones; the most common form, about 1% of men; ΔE 12.3 from the original
Tritanopia#005068no blue cones; rare, and affects men and women equally; ΔE 73 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.61:1WCAG large text: AAA
Contrast with black, large text1.98:1WCAG large text: Fail

Named colours

Dark blue · ΔE 14Navy · ΔE 14.7Indigo · ΔE 18.4Rebecca purple · ΔE 22.1Slate blue · ΔE 22.6Midnight blue · ΔE 24.1
Nearest named CSS colourDark blue (#00008B)ΔE 13.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AAA222
Analogous#226EAA, #5E22AA
Triadic#AA222A, #2AAA22
Split complementary#AA5E22, #6EAA22
Tetradic#AA226E, #AAA222, #22AA5E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAAEEE
Lighter +30%#7F85E5
Lighter +20%#555DDD
Lighter +10%#2A34D5
Darker −10%#191F80
Darker −20%#111555
Darker −30%#090A2B
Darker −40%#000000
More saturated +25%#0813C4
Less saturated −25%#3B4091

Channel breakdown

R34
G42
B170
Red34 (13.3%)
Green42 (16.5%)
Blue170 (66.7%)
Hue236.47°
Saturation (HSL)66.67%
Lightness40%
Dominant channelBlue
Hex per channelR 22 · G 2A · B AA

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Every value on this page was computed from “222aaa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.