Nerdulator> put something in

Recognised as Colour

#37FF42

  • #37FF42
  • Green
  • Light
  • Nearest: Lime

#37FF42 is a green with RGB values 55, 255, 66 and HSL 123°, 100%, 61%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#37FF42#37FF42
HEX#37FF42
RGBrgb(55, 255, 66)
RGB (0–1)0.2157, 1, 0.2588
RGB percentages21.6%, 100%, 25.9%
HSLhsl(123.3, 100%, 60.8%)
HSV / HSBhsv(123.3, 78.4%, 100%)
CMYK78.4%, 0%, 74.1%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,669,826
CSS custom property--colour: #37FF42;

Brightness & contrast

Relative luminance0.72726WCAG 2.x, 0 is black and 1 is white
Perceived brightness198.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.55:1
Contrast with white1.35:1WCAG normal text: Fail
Contrast with black15.55:1WCAG normal text: AAA
Greyscale equivalent#C7C7C7
Inverted#C800BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE718no red cones; affects about 1% of men; ΔE 72.4 from the original
Deuteranopia#EFD857no green cones; the most common form, about 1% of men; ΔE 74 from the original
Tritanopia#00F8DBno blue cones; rare, and affects men and women equally; ΔE 76 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 text15.55:1WCAG large text: AAA

Named colours

Lime · ΔE 12.8Lawn green · ΔE 18.1Chartreuse · ΔE 18.6Limegreen · ΔE 23Spring green · ΔE 25Green yellow · ΔE 29.8
Nearest named CSS colourLime (#00FF00)ΔE 12.84, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF37F4
Analogous#90FF37, #37FFA6
Triadic#4237FF, #FF4237
Split complementary#A637FF, #FF3790
Tetradic#3790FF, #FF37F4, #FFA637

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D0FFD3
Lighter +20%#9DFFA2
Lighter +10%#6AFF72
Darker −10%#04FF12
Darker −20%#00D00B
Darker −30%#009D09
Darker −40%#006A06
More saturated +25%#37FF42
Less saturated −25%#50E658

Channel breakdown

R55
G255
B66
Red55 (21.6%)
Green255 (100%)
Blue66 (25.9%)
Hue123.3°
Saturation (HSL)100%
Lightness60.78%
Dominant channelGreen
Hex per channelR 37 · G FF · B 42

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “37ff42” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.