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Recognised as Colour

#2B78FE

  • #2B78FE
  • Blue
  • Dark
  • Nearest: Royal blue

#2B78FE is a blue with RGB values 43, 120, 254 and HSL 218°, 99%, 58%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#2B78FE#2B78FE
HEX#2B78FE
RGBrgb(43, 120, 254)
RGB (0–1)0.1686, 0.4706, 0.9961
RGB percentages16.9%, 47.1%, 99.6%
HSLhsl(218.1, 99.1%, 58.2%)
HSV / HSBhsv(218.1, 83.1%, 99.6%)
CMYK83.1%, 52.8%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,849,022
CSS custom property--colour: #2B78FE;

Brightness & contrast

Relative luminance0.21102WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.22:1
Contrast with white4.02:1WCAG normal text: Fail
Contrast with black5.22:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#D48701

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0089FFno red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#0076FBno green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#0099AFno blue cones; rare, and affects men and women equally; ΔE 72.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.02:1WCAG large text: AA
Contrast with black, large text5.22:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.4Medium slateblue · ΔE 17.6Dodgerblue · ΔE 19.1Slate blue · ΔE 20.2Medium purple · ΔE 25.8Cornflower blue · ΔE 29.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEB12B
Analogous#2BE2FE, #472BFE
Triadic#FE2B78, #78FE2B
Split complementary#FE482B, #E1FE2B
Tetradic#FE2BE2, #FEB12B, #2BFE48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6F9FF
Lighter +30%#C3D9FF
Lighter +20%#91B9FE
Lighter +10%#5E98FE
Darker −10%#015AF5
Darker −20%#0147C2
Darker −30%#01358F
Darker −40%#00225D
More saturated +25%#2A78FF
Less saturated −25%#467FE3

Channel breakdown

R43
G120
B254
Red43 (16.9%)
Green120 (47.1%)
Blue254 (99.6%)
Hue218.1°
Saturation (HSL)99.06%
Lightness58.24%
Dominant channelBlue
Hex per channelR 2B · G 78 · B FE

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Every value on this page was computed from “2b78fe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.