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Recognised as Colour

#42FF61

  • #42FF61
  • Green
  • Light
  • Nearest: Spring green

#42FF61 is a green with RGB values 66, 255, 97 and HSL 130°, 100%, 63%. It is a light colour, so black text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#42FF61#42FF61
HEX#42FF61
RGBrgb(66, 255, 97)
RGB (0–1)0.2588, 1, 0.3804
RGB percentages25.9%, 100%, 38%
HSLhsl(129.8, 100%, 62.9%)
HSV / HSBhsv(129.8, 74.1%, 100%)
CMYK74.1%, 0%, 62%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,390,753
CSS custom property--colour: #42FF61;

Brightness & contrast

Relative luminance0.73541WCAG 2.x, 0 is black and 1 is white
Perceived brightness201.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.71:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.71:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#BD009E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE84Fno red cones; affects about 1% of men; ΔE 68.9 from the original
Deuteranopia#EED96Fno green cones; the most common form, about 1% of men; ΔE 70.5 from the original
Tritanopia#00F9DEno blue cones; rare, and affects men and women equally; ΔE 65.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.71:1WCAG large text: AAA

Named colours

Spring green · ΔE 13.7Limegreen · ΔE 18.4Lime · ΔE 24.6Lawn green · ΔE 25.6Chartreuse · ΔE 26.3Medium spring green · ΔE 28.8
Nearest named CSS colourSpring green (#00FF7F)ΔE 13.75, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF42E0
Analogous#82FF42, #42FFC0
Triadic#6142FF, #FF6142
Split complementary#C042FF, #FF4281
Tetradic#4281FF, #FF42E0, #FFBF42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DBFFE1
Lighter +20%#A8FFB6
Lighter +10%#75FF8C
Darker −10%#0FFF36
Darker −20%#00DB24
Darker −30%#00A81C
Darker −40%#007513
More saturated +25%#42FF61
Less saturated −25%#5AE771

Channel breakdown

R66
G255
B97
Red66 (25.9%)
Green255 (100%)
Blue97 (38%)
Hue129.84°
Saturation (HSL)100%
Lightness62.94%
Dominant channelGreen
Hex per channelR 42 · G FF · B 61

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Every value on this page was computed from “42ff61” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.