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Recognised as Colour

#40EECC

  • #40EECC
  • Cyan
  • Light
  • Nearest: Aquamarine

#40EECC is a cyan with RGB values 64, 238, 204 and HSL 168°, 84%, 59%. It is a light colour, so black text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#40EECC#40EECC
HEX#40EECC
RGBrgb(64, 238, 204)
RGB (0–1)0.251, 0.9333, 0.8
RGB percentages25.1%, 93.3%, 80%
HSLhsl(168.3, 83.7%, 59.2%)
HSV / HSBhsv(168.3, 73.1%, 93.3%)
CMYK73.1%, 0%, 14.3%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,255,436
CSS custom property--colour: #40EECC;

Brightness & contrast

Relative luminance0.66599WCAG 2.x, 0 is black and 1 is white
Perceived brightness198 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.32:1
Contrast with white1.47:1WCAG normal text: Fail
Contrast with black14.32:1WCAG normal text: AAA
Greyscale equivalent#C7C7C7
Inverted#BF1133

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E5DFCAno red cones; affects about 1% of men; ΔE 50.2 from the original
Deuteranopia#CECECFno green cones; the most common form, about 1% of men; ΔE 51.5 from the original
Tritanopia#00F1E4no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.47:1WCAG large text: Fail
Contrast with black, large text14.32:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 10.4Turquoise · ΔE 11.4Medium aquamarine · ΔE 16.5Aqua · ΔE 19.2Cyan · ΔE 19.2Medium turquoise · ΔE 20.3
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 10.45, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EE4062
Analogous#40EE75, #40B9EE
Triadic#CC40EE, #EECC40
Split complementary#EE40B9, #EE7540
Tetradic#7540EE, #EE4062, #B9EE40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFFFE
Lighter +30%#CCFBF2
Lighter +20%#9EF6E5
Lighter +10%#6FF2D9
Darker −10%#15E6BD
Darker −20%#10B897
Darker −30%#0C8970
Darker −40%#085A4A
More saturated +25%#2FFFD6
Less saturated −25%#5AD4BC

Channel breakdown

R64
G238
B204
Red64 (25.1%)
Green238 (93.3%)
Blue204 (80%)
Hue168.28°
Saturation (HSL)83.65%
Lightness59.22%
Dominant channelGreen
Hex per channelR 40 · G EE · B CC

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