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Recognised as Colour

#40ECA5

  • #40ECA5
  • Cyan
  • Light
  • Nearest: Medium spring green

#40ECA5 is a cyan with RGB values 64, 236, 165 and HSL 155°, 82%, 59%. It is a light colour, so black text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#40ECA5#40ECA5
HEX#40ECA5
RGBrgb(64, 236, 165)
RGB (0–1)0.251, 0.9255, 0.6471
RGB percentages25.1%, 92.5%, 64.7%
HSLhsl(155.2, 81.9%, 58.8%)
HSV / HSBhsv(155.2, 72.9%, 92.5%)
CMYK72.9%, 0%, 30.1%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,254,885
CSS custom property--colour: #40ECA5;

Brightness & contrast

Relative luminance0.63798WCAG 2.x, 0 is black and 1 is white
Perceived brightness192.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.76:1
Contrast with white1.53:1WCAG normal text: Fail
Contrast with black13.76:1WCAG normal text: AAA
Greyscale equivalent#C2C2C2
Inverted#BF135A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E9DAA1no red cones; affects about 1% of men; ΔE 56.5 from the original
Deuteranopia#D4CBAAno green cones; the most common form, about 1% of men; ΔE 57.2 from the original
Tritanopia#00EBD9no blue cones; rare, and affects men and women equally; ΔE 28.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.53:1WCAG large text: Fail
Contrast with black, large text13.76:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 15.8Light green · ΔE 19.7Aquamarine · ΔE 20.3Pale green · ΔE 20.8Medium seagreen · ΔE 21.7Medium aquamarine · ΔE 26.4
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 15.75, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EC4087
Analogous#40EC4F, #40DDEC
Triadic#A540EC, #ECA540
Split complementary#EC40DD, #EC4F40
Tetradic#4F40EC, #EC4087, #DDEC40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FAFEFC
Lighter +30%#CBFAE7
Lighter +20%#9DF5D1
Lighter +10%#6EF1BB
Darker −10%#17E28E
Darker −20%#12B471
Darker −30%#0D8654
Darker −40%#095737
More saturated +25%#2DFFA8
Less saturated −25%#5AD2A0

Channel breakdown

R64
G236
B165
Red64 (25.1%)
Green236 (92.5%)
Blue165 (64.7%)
Hue155.23°
Saturation (HSL)81.9%
Lightness58.82%
Dominant channelGreen
Hex per channelR 40 · G EC · B A5

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Every value on this page was computed from “40eca5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.