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Recognised as Colour

#23FF66

  • #23FF66
  • Green
  • Light
  • Nearest: Spring green

#23FF66 is a green with RGB values 35, 255, 102 and HSL 138°, 100%, 57%. It is a light colour, so black text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#23FF66#23FF66
HEX#23FF66
RGBrgb(35, 255, 102)
RGB (0–1)0.1373, 1, 0.4
RGB percentages13.7%, 100%, 40%
HSLhsl(138.3, 100%, 56.9%)
HSV / HSBhsv(138.3, 86.3%, 100%)
CMYK86.3%, 0%, 60%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,359,142
CSS custom property--colour: #23FF66;

Brightness & contrast

Relative luminance0.72837WCAG 2.x, 0 is black and 1 is white
Perceived brightness199.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.57:1
Contrast with white1.35:1WCAG normal text: Fail
Contrast with black15.57:1WCAG normal text: AAA
Greyscale equivalent#C5C5C5
Inverted#DC0099

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE755no red cones; affects about 1% of men; ΔE 72.3 from the original
Deuteranopia#ECD873no green cones; the most common form, about 1% of men; ΔE 73.2 from the original
Tritanopia#00F9DEno blue cones; rare, and affects men and women equally; ΔE 63.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.35:1WCAG large text: Fail
Contrast with black, large text15.57:1WCAG large text: AAA

Named colours

Spring green · ΔE 11.3Limegreen · ΔE 19.9Lime · ΔE 26.1Medium spring green · ΔE 27Lawn green · ΔE 28.9Chartreuse · ΔE 29.7
Nearest named CSS colourSpring green (#00FF7F)ΔE 11.3, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF23BC
Analogous#4EFF23, #23FFD4
Triadic#6623FF, #FF6623
Split complementary#D423FF, #FF234E
Tetradic#234EFF, #FF23BC, #FFD423

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFFFF4
Lighter +30%#BCFFD0
Lighter +20%#89FFAD
Lighter +10%#56FF89
Darker −10%#00EF49
Darker −20%#00BC39
Darker −30%#00892A
Darker −40%#00561A
More saturated +25%#23FF66
Less saturated −25%#3EE371

Channel breakdown

R35
G255
B102
Red35 (13.7%)
Green255 (100%)
Blue102 (40%)
Hue138.27°
Saturation (HSL)100%
Lightness56.86%
Dominant channelGreen
Hex per channelR 23 · G FF · B 66

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Every value on this page was computed from “23ff66” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.