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Recognised as Colour

#40FFB6

  • #40FFB6
  • Cyan
  • Light
  • Nearest: Medium spring green

#40FFB6 is a cyan with RGB values 64, 255, 182 and HSL 157°, 100%, 63%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#40FFB6#40FFB6
HEX#40FFB6
RGBrgb(64, 255, 182)
RGB (0–1)0.251, 1, 0.7137
RGB percentages25.1%, 100%, 71.4%
HSLhsl(157.1, 100%, 62.5%)
HSV / HSBhsv(157.1, 74.9%, 100%)
CMYK74.9%, 0%, 28.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,259,766
CSS custom property--colour: #40FFB6;

Brightness & contrast

Relative luminance0.75987WCAG 2.x, 0 is black and 1 is white
Perceived brightness207.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.2:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.2:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#BF0049

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FBECB2no red cones; affects about 1% of men; ΔE 60 from the original
Deuteranopia#E4DBBBno green cones; the most common form, about 1% of men; ΔE 61 from the original
Tritanopia#00FFEBno blue cones; rare, and affects men and women equally; ΔE 27.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.2:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 13.5Aquamarine · ΔE 21.2Pale green · ΔE 22.2Light green · ΔE 22.6Medium seagreen · ΔE 28.7Spring green · ΔE 28.9
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 13.49, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF4089
Analogous#40FF57, #40E8FF
Triadic#B640FF, #FFB640
Split complementary#FF40E8, #FF5740
Tetradic#5740FF, #FF4089, #E8FF40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D9FFF0
Lighter +20%#A6FFDD
Lighter +10%#73FFC9
Darker −10%#0DFFA3
Darker −20%#00D986
Darker −30%#00A667
Darker −40%#007347
More saturated +25%#40FFB6
Less saturated −25%#58E7B0

Channel breakdown

R64
G255
B182
Red64 (25.1%)
Green255 (100%)
Blue182 (71.4%)
Hue157.07°
Saturation (HSL)100%
Lightness62.55%
Dominant channelGreen
Hex per channelR 40 · G FF · B B6

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Every value on this page was computed from “40ffb6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.