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Recognised as Colour

#4EFFCF

  • #4EFFCF
  • Cyan
  • Light
  • Nearest: Aquamarine

#4EFFCF is a cyan with RGB values 78, 255, 207 and HSL 164°, 100%, 65%. It is a light colour, so black text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#4EFFCF#4EFFCF
HEX#4EFFCF
RGBrgb(78, 255, 207)
RGB (0–1)0.3059, 1, 0.8118
RGB percentages30.6%, 100%, 81.2%
HSLhsl(163.7, 100%, 65.3%)
HSV / HSBhsv(163.7, 69.4%, 100%)
CMYK69.4%, 0%, 18.8%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,177,295
CSS custom property--colour: #4EFFCF;

Brightness & contrast

Relative luminance0.77645WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.53:1
Contrast with white1.27:1WCAG normal text: Fail
Contrast with black16.53:1WCAG normal text: AAA
Greyscale equivalent#D6D6D6
Inverted#B10030

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F8EECDno red cones; affects about 1% of men; ΔE 54.2 from the original
Deuteranopia#E0DDD2no green cones; the most common form, about 1% of men; ΔE 54.8 from the original
Tritanopia#00FFF1no blue cones; rare, and affects men and women equally; ΔE 17.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.27:1WCAG large text: Fail
Contrast with black, large text16.53:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 10.1Turquoise · ΔE 20.4Medium aquamarine · ΔE 22.8Aqua · ΔE 25.3Cyan · ΔE 25.3Medium spring green · ΔE 27.2
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 10.08, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF4E7E
Analogous#4EFF76, #4ED7FF
Triadic#CF4EFF, #FFCF4E
Split complementary#FF4ED7, #FF764E
Tetradic#764EFF, #FF4E7E, #D7FF4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E7FFF8
Lighter +20%#B4FFEB
Lighter +10%#81FFDD
Darker −10%#1BFFC1
Darker −20%#00E7A8
Darker −30%#00B483
Darker −40%#00815E
More saturated +25%#4EFFCF
Less saturated −25%#64E9C5

Channel breakdown

R78
G255
B207
Red78 (30.6%)
Green255 (100%)
Blue207 (81.2%)
Hue163.73°
Saturation (HSL)100%
Lightness65.29%
Dominant channelGreen
Hex per channelR 4E · G FF · B CF

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