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Recognised as Colour

#4CD9BF

  • #4CD9BF
  • Cyan
  • Light
  • Nearest: Turquoise

#4CD9BF is a cyan with RGB values 76, 217, 191 and HSL 169°, 65%, 57%. It is a light colour, so black text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#4CD9BF#4CD9BF
HEX#4CD9BF
RGBrgb(76, 217, 191)
RGB (0–1)0.298, 0.851, 0.749
RGB percentages29.8%, 85.1%, 74.9%
HSLhsl(168.9, 65%, 57.5%)
HSV / HSBhsv(168.9, 65%, 85.1%)
CMYK65%, 0%, 12%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,036,479
CSS custom property--colour: #4CD9BF;

Brightness & contrast

Relative luminance0.54924WCAG 2.x, 0 is black and 1 is white
Perceived brightness183.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.98:1
Contrast with white1.75:1WCAG normal text: Fail
Contrast with black11.98:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#B32640

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D1CCBEno red cones; affects about 1% of men; ΔE 43.6 from the original
Deuteranopia#BCBDC1no green cones; the most common form, about 1% of men; ΔE 44.4 from the original
Tritanopia#00DCD1no blue cones; rare, and affects men and women equally; ΔE 9.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.75:1WCAG large text: Fail
Contrast with black, large text11.98:1WCAG large text: AAA

Named colours

Turquoise · ΔE 6.2Medium aquamarine · ΔE 9.1Medium turquoise · ΔE 12.1Aquamarine · ΔE 15.4Dark turquoise · ΔE 16.1Light seagreen · ΔE 16.7
Nearest named CSS colourTurquoise (#40E0D0)ΔE 6.2, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D94C66
Analogous#4CD978, #4CACD9
Triadic#BF4CD9, #D9BF4C
Split complementary#D94CAC, #D9784C
Tetradic#794CD9, #D94C66, #ADD94C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FDFB
Lighter +30%#CAF4EC
Lighter +20%#A0EBDD
Lighter +10%#76E2CE
Darker −10%#2AC8AB
Darker −20%#219E87
Darker −30%#197363
Darker −40%#10493F
More saturated +25%#31F4D0
Less saturated −25%#67BEAE

Channel breakdown

R76
G217
B191
Red76 (29.8%)
Green217 (85.1%)
Blue191 (74.9%)
Hue168.94°
Saturation (HSL)64.98%
Lightness57.45%
Dominant channelGreen
Hex per channelR 4C · G D9 · B BF

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Every value on this page was computed from “4cd9bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.