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Colour

#00216E

  • #00216E
  • Blue
  • Dark
  • Nearest: Midnight blue

#00216E is a blue with RGB values 0, 33, 110 and HSL 222°, 100%, 22%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#00216E#00216E
HEX#00216E
RGBrgb(0, 33, 110)
RGB (0–1)0, 0.1294, 0.4314
RGB percentages0%, 12.9%, 43.1%
HSLhsl(222, 100%, 21.6%)
HSV / HSBhsv(222, 100%, 43.1%)
CMYK100%, 70%, 0%, 56.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,558
CSS custom property--colour: #00216E;

Brightness & contrast

Relative luminance0.02214WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.56:1
Contrast with white14.56:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FFDE91

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002E70no red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#00246Dno green cones; the most common form, about 1% of men; ΔE 3.3 from the original
Tritanopia#003644no blue cones; rare, and affects men and women equally; ΔE 48.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.56:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 8.4Dark slateblue · ΔE 15.3Rebecca purple · ΔE 25.2Indigo · ΔE 28.9Navy · ΔE 29.8Slate blue · ΔE 33.1
Nearest named CSS colourMidnight blue (#191970)ΔE 8.43, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E4D00
Analogous#00586E, #16006E
Triadic#6E0021, #216E00
Split complementary#6E1600, #586E00
Tetradic#6E0058, #6E4D00, #006E16

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3B76FF
Lighter +30%#0852FF
Lighter +20%#0040D4
Lighter +10%#0030A1
Darker −10%#00123B
Darker −20%#000208
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00216E
Less saturated −25%#0E2660

Channel breakdown

R0
G33
B110
Red0 (0%)
Green33 (12.9%)
Blue110 (43.1%)
Hue222°
Saturation (HSL)100%
Lightness21.57%
Dominant channelBlue
Hex per channelR 00 · G 21 · B 6E

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Every value on this page was computed from “00216e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.