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Recognised as Colour

#0072FB

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

#0072FB is a blue with RGB values 0, 114, 251 and HSL 213°, 100%, 49%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0072FB#0072FB
HEX#0072FB
RGBrgb(0, 114, 251)
RGB (0–1)0, 0.4471, 0.9843
RGB percentages0%, 44.7%, 98.4%
HSLhsl(212.7, 100%, 49.2%)
HSV / HSBhsv(212.7, 100%, 98.4%)
CMYK100%, 54.6%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer29,435
CSS custom property--colour: #0072FB;

Brightness & contrast

Relative luminance0.19WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.8:1
Contrast with white4.38:1WCAG normal text: Fail
Contrast with black4.8:1WCAG normal text: AA
Greyscale equivalent#646464
Inverted#FF8D04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0083FFno red cones; affects about 1% of men; ΔE 11.8 from the original
Deuteranopia#006FF8no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#0095ABno blue cones; rare, and affects men and women equally; ΔE 74.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.38:1WCAG large text: AA
Contrast with black, large text4.8:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10.4Medium slateblue · ΔE 18Slate blue · ΔE 20.8Dodgerblue · ΔE 21.8Medium purple · ΔE 27.7Cornflower blue · ΔE 32.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB8900
Analogous#00F0FB, #0B00FB
Triadic#FB0072, #72FB00
Split complementary#FB0B00, #F0FB00
Tetradic#FB00F0, #FB8900, #00FB0B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8E1FF
Lighter +30%#95C5FF
Lighter +20%#62A9FF
Lighter +10%#2F8DFF
Darker −10%#005BC8
Darker −20%#004495
Darker −30%#002D62
Darker −40%#00152F
More saturated +25%#0072FB
Less saturated −25%#1F75DC

Channel breakdown

R0
G114
B251
Red0 (0%)
Green114 (44.7%)
Blue251 (98.4%)
Hue212.75°
Saturation (HSL)100%
Lightness49.22%
Dominant channelBlue
Hex per channelR 00 · G 72 · B FB

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