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Recognised as Colour

#2200B8

  • #2200B8
  • Blue
  • Dark
  • Nearest: Medium blue

#2200B8 is a blue with RGB values 34, 0, 184 and HSL 251°, 100%, 36%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2200B8#2200B8
HEX#2200B8
RGBrgb(34, 0, 184)
RGB (0–1)0.1333, 0, 0.7216
RGB percentages13.3%, 0%, 72.2%
HSLhsl(251.1, 100%, 36.1%)
HSV / HSBhsv(251.1, 100%, 72.2%)
CMYK81.5%, 100%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,228,408
CSS custom property--colour: #2200B8;

Brightness & contrast

Relative luminance0.03801WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.93:1
Contrast with white11.93:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#DDFF47

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003FBCno red cones; affects about 1% of men; ΔE 31.9 from the original
Deuteranopia#002EB5no green cones; the most common form, about 1% of men; ΔE 22.1 from the original
Tritanopia#004B6Bno blue cones; rare, and affects men and women equally; ΔE 91.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.93:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Medium blue · ΔE 10.5Dark blue · ΔE 20Blue violet · ΔE 22Dark violet · ΔE 24.8Navy · ΔE 25.2Dark orchid · ΔE 30.3
Nearest named CSS colourMedium blue (#0000CD)ΔE 10.5, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#96B800
Analogous#003AB8, #7E00B8
Triadic#B82200, #00B822
Split complementary#B87E00, #3AB800
Tetradic#B8003A, #96B800, #00B87E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9C85FF
Lighter +30%#7252FF
Lighter +20%#481FFF
Lighter +10%#2B00EB
Darker −10%#190085
Darker −20%#0F0052
Darker −30%#06001F
Darker −40%#000000
More saturated +25%#2200B8
Less saturated −25%#3117A1

Channel breakdown

R34
G0
B184
Red34 (13.3%)
Green0 (0%)
Blue184 (72.2%)
Hue251.09°
Saturation (HSL)100%
Lightness36.08%
Dominant channelBlue
Hex per channelR 22 · G 00 · B B8

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Every value on this page was computed from “2200b8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.