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Recognised as Colour

#4ED0A3

  • #4ED0A3
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#4ED0A3 is a cyan with RGB values 78, 208, 163 and HSL 159°, 58%, 56%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#4ED0A3#4ED0A3
HEX#4ED0A3
RGBrgb(78, 208, 163)
RGB (0–1)0.3059, 0.8157, 0.6392
RGB percentages30.6%, 81.6%, 63.9%
HSLhsl(159.2, 58%, 56.1%)
HSV / HSBhsv(159.2, 62.5%, 81.6%)
CMYK62.5%, 0%, 21.6%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,165,219
CSS custom property--colour: #4ED0A3;

Brightness & contrast

Relative luminance0.49376WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.88:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.88:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#B12F5C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CBC2A1no red cones; affects about 1% of men; ΔE 44.5 from the original
Deuteranopia#B9B5A6no green cones; the most common form, about 1% of men; ΔE 45.2 from the original
Tritanopia#00D1C3no blue cones; rare, and affects men and women equally; ΔE 17.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.93:1WCAG large text: Fail
Contrast with black, large text10.88:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 8.7Medium seagreen · ΔE 16.3Aquamarine · ΔE 16.5Turquoise · ΔE 17.1Medium turquoise · ΔE 22.2Light seagreen · ΔE 22.5
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 8.7, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D04E7B
Analogous#4ED062, #4EBCD0
Triadic#A34ED0, #D0A34E
Split complementary#D04EBC, #D0624E
Tetradic#624ED0, #D04E7B, #BCD04E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFFBF7
Lighter +30%#C7F0E2
Lighter +20%#9FE5CD
Lighter +10%#76DBB8
Darker −10%#31BA8A
Darker −20%#27916C
Darker −30%#1C694E
Darker −40%#114130
More saturated +25%#32ECAC
Less saturated −25%#6AB49A

Channel breakdown

R78
G208
B163
Red78 (30.6%)
Green208 (81.6%)
Blue163 (63.9%)
Hue159.23°
Saturation (HSL)58.04%
Lightness56.08%
Dominant channelGreen
Hex per channelR 4E · G D0 · B A3

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Every value on this page was computed from “4ed0a3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.