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Recognised as Colour

#0072EF

  • #0072EF
  • Blue
  • Dark
  • Nearest: Royal blue

#0072EF is a blue with RGB values 0, 114, 239 and HSL 211°, 100%, 47%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0072EF#0072EF
HEX#0072EF
RGBrgb(0, 114, 239)
RGB (0–1)0, 0.4471, 0.9373
RGB percentages0%, 44.7%, 93.7%
HSLhsl(211.4, 100%, 46.9%)
HSV / HSBhsv(211.4, 100%, 93.7%)
CMYK100%, 52.3%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer29,423
CSS custom property--colour: #0072EF;

Brightness & contrast

Relative luminance0.18267WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.65:1
Contrast with white4.51:1WCAG normal text: AA
Contrast with black4.65:1WCAG normal text: AA
Greyscale equivalent#636363
Inverted#FF8D10

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0181F3no red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#006DEDno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#0091A5no blue cones; rare, and affects men and women equally; ΔE 68.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.51:1WCAG large text: AAA
Contrast with black, large text4.65:1WCAG large text: AAA

Named colours

Royal blue · ΔE 7.1Dodgerblue · ΔE 16.3Slate blue · ΔE 19.6Medium slateblue · ΔE 20.3Medium purple · ΔE 25.7Cornflower blue · ΔE 26.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 7.06, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF7D00
Analogous#00EAEF, #0500EF
Triadic#EF0072, #72EF00
Split complementary#EF0500, #EAEF00
Tetradic#EF00EA, #EF7D00, #00EF05

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCDCFF
Lighter +30%#89C1FF
Lighter +20%#56A7FF
Lighter +10%#238CFF
Darker −10%#005ABC
Darker −20%#004189
Darker −30%#002956
Darker −40%#001123
More saturated +25%#0072EF
Less saturated −25%#1E73D1

Channel breakdown

R0
G114
B239
Red0 (0%)
Green114 (44.7%)
Blue239 (93.7%)
Hue211.38°
Saturation (HSL)100%
Lightness46.86%
Dominant channelBlue
Hex per channelR 00 · G 72 · B EF

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Every value on this page was computed from “0072ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.