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Recognised as Colour

#40E8CE

  • #40E8CE
  • Cyan
  • Light
  • Nearest: Turquoise

#40E8CE is a cyan with RGB values 64, 232, 206 and HSL 171°, 79%, 58%. It is a light colour, so black text on it reaches 13.7:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#40E8CE#40E8CE
HEX#40E8CE
RGBrgb(64, 232, 206)
RGB (0–1)0.251, 0.9098, 0.8078
RGB percentages25.1%, 91%, 80.8%
HSLhsl(170.7, 78.5%, 58%)
HSV / HSBhsv(170.7, 72.4%, 91%)
CMYK72.4%, 0%, 11.2%, 9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,253,902
CSS custom property--colour: #40E8CE;

Brightness & contrast

Relative luminance0.63259WCAG 2.x, 0 is black and 1 is white
Perceived brightness194.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.65:1
Contrast with white1.54:1WCAG normal text: Fail
Contrast with black13.65:1WCAG normal text: AAA
Greyscale equivalent#C2C2C2
Inverted#BF1731

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DEDACDno red cones; affects about 1% of men; ΔE 47.7 from the original
Deuteranopia#C7C9D0no green cones; the most common form, about 1% of men; ΔE 48.9 from the original
Tritanopia#00ECE0no blue cones; rare, and affects men and women equally; ΔE 8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.54:1WCAG large text: Fail
Contrast with black, large text13.65:1WCAG large text: AAA

Named colours

Turquoise · ΔE 6.4Aquamarine · ΔE 12.8Medium aquamarine · ΔE 14.8Medium turquoise · ΔE 15.4Aqua · ΔE 16.4Cyan · ΔE 16.4
Nearest named CSS colourTurquoise (#40E0D0)ΔE 6.39, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E8405A
Analogous#40E87A, #40AEE8
Triadic#CE40E8, #E8CE40
Split complementary#E840AE, #E87A40
Tetradic#7A40E8, #E8405A, #AEE840

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6FEFD
Lighter +30%#C9F8F1
Lighter +20%#9BF3E5
Lighter +10%#6EEDDA
Darker −10%#1ADBBD
Darker −20%#15AD96
Darker −30%#0F806E
Darker −40%#0A5247
More saturated +25%#29FFDE
Less saturated −25%#5BCDBC

Channel breakdown

R64
G232
B206
Red64 (25.1%)
Green232 (91%)
Blue206 (80.8%)
Hue170.71°
Saturation (HSL)78.5%
Lightness58.04%
Dominant channelGreen
Hex per channelR 40 · G E8 · B CE

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Every value on this page was computed from “40e8ce” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.