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Colour

#0044B7

  • #0044B7
  • Blue
  • Dark
  • Nearest: Royal blue

#0044B7 is a blue with RGB values 0, 68, 183 and HSL 218°, 100%, 36%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0044B7#0044B7
HEX#0044B7
RGBrgb(0, 68, 183)
RGB (0–1)0, 0.2667, 0.7176
RGB percentages0%, 26.7%, 71.8%
HSLhsl(217.7, 100%, 35.9%)
HSV / HSBhsv(217.7, 100%, 71.8%)
CMYK100%, 62.8%, 0%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer17,591
CSS custom property--colour: #0044B7;

Brightness & contrast

Relative luminance0.07553WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.36:1
Contrast with white8.36:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#FFBB48

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0056BBno red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#0046B5no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#006377no blue cones; rare, and affects men and women equally; ΔE 66.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.36:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Royal blue · ΔE 15.1Slate blue · ΔE 15.8Medium slateblue · ΔE 22.4Rebecca purple · ΔE 22.5Midnight blue · ΔE 23.3Dark slateblue · ΔE 23.5
Nearest named CSS colourRoyal blue (#4169E1)ΔE 15.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B77300
Analogous#00A0B7, #1700B7
Triadic#B70044, #44B700
Split complementary#B71700, #A0B700
Tetradic#B700A0, #B77300, #00B717

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#84B2FF
Lighter +30%#5192FF
Lighter +20%#1E72FF
Lighter +10%#0057EA
Darker −10%#003184
Darker −20%#001E51
Darker −30%#000B1E
Darker −40%#000000
More saturated +25%#0044B7
Less saturated −25%#174AA0

Channel breakdown

R0
G68
B183
Red0 (0%)
Green68 (26.7%)
Blue183 (71.8%)
Hue217.7°
Saturation (HSL)100%
Lightness35.88%
Dominant channelBlue
Hex per channelR 00 · G 44 · B B7

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Every value on this page was computed from “0044b7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.