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Recognised as Colour

#4DD9BA

  • #4DD9BA
  • Cyan
  • Light
  • Nearest: Medium aquamarine

#4DD9BA is a cyan with RGB values 77, 217, 186 and HSL 167°, 65%, 58%. It is a light colour, so black text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#4DD9BA#4DD9BA
HEX#4DD9BA
RGBrgb(77, 217, 186)
RGB (0–1)0.302, 0.851, 0.7294
RGB percentages30.2%, 85.1%, 72.9%
HSLhsl(166.7, 64.8%, 57.6%)
HSV / HSBhsv(166.7, 64.5%, 85.1%)
CMYK64.5%, 0%, 14.3%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,102,010
CSS custom property--colour: #4DD9BA;

Brightness & contrast

Relative luminance0.54749WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.95:1
Contrast with white1.76:1WCAG normal text: Fail
Contrast with black11.95:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#B22645

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D2CCB9no red cones; affects about 1% of men; ΔE 44.2 from the original
Deuteranopia#BEBDBCno green cones; the most common form, about 1% of men; ΔE 45.2 from the original
Tritanopia#00DCD0no blue cones; rare, and affects men and women equally; ΔE 11.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.76:1WCAG large text: Fail
Contrast with black, large text11.95:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 8.3Turquoise · ΔE 8.6Aquamarine · ΔE 14.2Medium turquoise · ΔE 14.8Light seagreen · ΔE 18.4Dark turquoise · ΔE 18.8
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 8.3, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D94D6C
Analogous#4DD974, #4DB2D9
Triadic#BA4DD9, #D9BA4D
Split complementary#D94DB2, #D9744D
Tetradic#744DD9, #D94D6C, #B2D94D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5FDFB
Lighter +30%#CBF4EB
Lighter +20%#A1EBDB
Lighter +10%#77E2CA
Darker −10%#2BC8A5
Darker −20%#229E83
Darker −30%#197460
Darker −40%#104A3D
More saturated +25%#32F4C9
Less saturated −25%#68BEAB

Channel breakdown

R77
G217
B186
Red77 (30.2%)
Green217 (85.1%)
Blue186 (72.9%)
Hue166.71°
Saturation (HSL)64.81%
Lightness57.65%
Dominant channelGreen
Hex per channelR 4D · G D9 · B BA

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Every value on this page was computed from “4dd9ba” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.