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Recognised as Colour

#4DDEEF

  • #4DDEEF
  • Cyan
  • Light
  • Nearest: Dark turquoise

#4DDEEF is a cyan with RGB values 77, 222, 239 and HSL 186°, 84%, 62%. It is a light colour, so black text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#4DDEEF#4DDEEF
HEX#4DDEEF
RGBrgb(77, 222, 239)
RGB (0–1)0.302, 0.8706, 0.9373
RGB percentages30.2%, 87.1%, 93.7%
HSLhsl(186.3, 83.5%, 62%)
HSV / HSBhsv(186.3, 67.8%, 93.7%)
CMYK67.8%, 7.1%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,103,343
CSS custom property--colour: #4DDEEF;

Brightness & contrast

Relative luminance0.60052WCAG 2.x, 0 is black and 1 is white
Perceived brightness192.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.01:1
Contrast with white1.61:1WCAG normal text: Fail
Contrast with black13.01:1WCAG normal text: AAA
Greyscale equivalent#C0C0C0
Inverted#B22110

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CCD5F0no red cones; affects about 1% of men; ΔE 35.7 from the original
Deuteranopia#B4C4EFno green cones; the most common form, about 1% of men; ΔE 36.9 from the original
Tritanopia#00E7E3no blue cones; rare, and affects men and women equally; ΔE 15.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.61:1WCAG large text: Fail
Contrast with black, large text13.01:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 11.5Medium turquoise · ΔE 13.1Sky blue · ΔE 18.3Aqua · ΔE 18.6Cyan · ΔE 18.6Turquoise · ΔE 19.2
Nearest named CSS colourDark turquoise (#00CED1)ΔE 11.48, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF5E4D
Analogous#4DEFAF, #4D8DEF
Triadic#EF4DDE, #DEEF4D
Split complementary#EF4D8D, #EFAF4D
Tetradic#AF4DEF, #EF5E4D, #8DEF4D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D9F8FC
Lighter +20%#ABEFF7
Lighter +10%#7CE7F3
Darker −10%#1ED5EB
Darker −20%#12B2C4
Darker −30%#0D8796
Darker −40%#095D67
More saturated +25%#3DEBFF
Less saturated −25%#65CBD7

Channel breakdown

R77
G222
B239
Red77 (30.2%)
Green222 (87.1%)
Blue239 (93.7%)
Hue186.3°
Saturation (HSL)83.51%
Lightness61.96%
Dominant channelBlue
Hex per channelR 4D · G DE · B EF

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