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Recognised as Colour

#00124B

  • #00124B
  • Blue
  • Dark
  • Nearest: Midnight blue

#00124B is a blue with RGB values 0, 18, 75 and HSL 226°, 100%, 15%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#00124B#00124B
HEX#00124B
RGBrgb(0, 18, 75)
RGB (0–1)0, 0.0706, 0.2941
RGB percentages0%, 7.1%, 29.4%
HSLhsl(225.6, 100%, 14.7%)
HSV / HSBhsv(225.6, 100%, 29.4%)
CMYK100%, 76%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,683
CSS custom property--colour: #00124B;

Brightness & contrast

Relative luminance0.00941WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.67:1
Contrast with white17.67:1WCAG normal text: AAA
Contrast with black1.19:1WCAG normal text: Fail
Greyscale equivalent#121212
Inverted#FFEDB4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001C4Dno red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#00154Ano green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#00222Cno blue cones; rare, and affects men and women equally; ΔE 38.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.67:1WCAG large text: AAA
Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 19Dark slateblue · ΔE 23.8Rebecca purple · ΔE 35.3Indigo · ΔE 38Navy · ΔE 39.7Black · ΔE 42.6
Nearest named CSS colourMidnight blue (#191970)ΔE 19.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B3900
Analogous#00374B, #14004B
Triadic#4B0012, #124B00
Split complementary#4B1400, #374B00
Tetradic#4B0037, #4B3900, #004B14

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#184FFF
Lighter +30%#0037E4
Lighter +20%#002AB1
Lighter +10%#001E7E
Darker −10%#000618
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00124B
Less saturated −25%#091742

Channel breakdown

R0
G18
B75
Red0 (0%)
Green18 (7.1%)
Blue75 (29.4%)
Hue225.6°
Saturation (HSL)100%
Lightness14.71%
Dominant channelBlue
Hex per channelR 00 · G 12 · B 4B

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Every value on this page was computed from “00124b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.