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Recognised as Colour

#000CDF

  • #000CDF
  • Blue
  • Dark
  • Nearest: Medium blue

#000CDF is a blue with RGB values 0, 12, 223 and HSL 237°, 100%, 44%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#000CDF#000CDF
HEX#000CDF
RGBrgb(0, 12, 223)
RGB (0–1)0, 0.0471, 0.8745
RGB percentages0%, 4.7%, 87.5%
HSLhsl(236.8, 100%, 43.7%)
HSV / HSBhsv(236.8, 100%, 87.5%)
CMYK100%, 94.6%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,295
CSS custom property--colour: #000CDF;

Brightness & contrast

Relative luminance0.05591WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.91:1
Contrast with white9.91:1WCAG normal text: AAA
Contrast with black2.12:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#FFF320

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004EE4no red cones; affects about 1% of men; ΔE 35 from the original
Deuteranopia#0036DCno green cones; the most common form, about 1% of men; ΔE 21 from the original
Tritanopia#005E83no blue cones; rare, and affects men and women equally; ΔE 105 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.91:1WCAG large text: AAA
Contrast with black, large text2.12:1WCAG large text: Fail

Named colours

Medium blue · ΔE 6.3Blue · ΔE 15.7Blue violet · ΔE 25.6Dark violet · ΔE 29.1Dark blue · ΔE 36.1Dark orchid · ΔE 39.4
Nearest named CSS colourMedium blue (#0000CD)ΔE 6.25, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DFD300
Analogous#007CDF, #6300DF
Triadic#DF000C, #0CDF00
Split complementary#DF6300, #7CDF00
Tetradic#DF007C, #DFD300, #00DF63

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACB0FF
Lighter +30%#7980FF
Lighter +20%#4650FF
Lighter +10%#1320FF
Darker −10%#0009AC
Darker −20%#000779
Darker −30%#000446
Darker −40%#000113
More saturated +25%#000CDF
Less saturated −25%#1C25C3

Channel breakdown

R0
G12
B223
Red0 (0%)
Green12 (4.7%)
Blue223 (87.5%)
Hue236.77°
Saturation (HSL)100%
Lightness43.73%
Dominant channelBlue
Hex per channelR 00 · G 0C · B DF

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Every value on this page was computed from “000cdf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.