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Recognised as Colour

#4EA5FD

  • #4EA5FD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4EA5FD is a blue with RGB values 78, 165, 253 and HSL 210°, 98%, 65%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4EA5FD#4EA5FD
HEX#4EA5FD
RGBrgb(78, 165, 253)
RGB (0–1)0.3059, 0.6471, 0.9922
RGB percentages30.6%, 64.7%, 99.2%
HSLhsl(210.2, 97.8%, 64.9%)
HSV / HSBhsv(210.2, 69.2%, 99.2%)
CMYK69.2%, 34.8%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,154,301
CSS custom property--colour: #4EA5FD;

Brightness & contrast

Relative luminance0.35622WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.12:1
Contrast with white2.58:1WCAG normal text: Fail
Contrast with black8.12:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#B15A02

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7DAAFFno red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#649AFBno green cones; the most common form, about 1% of men; ΔE 9.9 from the original
Tritanopia#00BAC5no blue cones; rare, and affects men and women equally; ΔE 50.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.58:1WCAG large text: Fail
Contrast with black, large text8.12:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 9.1Dodgerblue · ΔE 16.2Deep skyblue · ΔE 22.1Steel blue · ΔE 24.2Light skyblue · ΔE 29.3Royal blue · ΔE 33.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 9.06, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDA64E
Analogous#4EFCFD, #4E4EFD
Triadic#FD4EA5, #A5FD4E
Split complementary#FD4F4E, #FDFD4E
Tetradic#FD4EFD, #FDA64E, #4EFD4F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5F2FF
Lighter +20%#B3D8FE
Lighter +10%#80BFFE
Darker −10%#1C8BFC
Darker −20%#0372E2
Darker −30%#0259B0
Darker −40%#013F7E
More saturated +25%#4CA5FF
Less saturated −25%#64A5E7

Channel breakdown

R78
G165
B253
Red78 (30.6%)
Green165 (64.7%)
Blue253 (99.2%)
Hue210.17°
Saturation (HSL)97.77%
Lightness64.9%
Dominant channelBlue
Hex per channelR 4E · G A5 · B FD

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Every value on this page was computed from “4ea5fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.