Nerdulator> put something in

Recognised as Colour

#42E479

  • #42E479
  • Green
  • Light
  • Nearest: Medium spring green

#42E479 is a green with RGB values 66, 228, 121 and HSL 140°, 75%, 58%. It is a light colour, so black text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#42E479#42E479
HEX#42E479
RGBrgb(66, 228, 121)
RGB (0–1)0.2588, 0.8941, 0.4745
RGB percentages25.9%, 89.4%, 47.5%
HSLhsl(140.4, 75%, 57.6%)
HSV / HSBhsv(140.4, 71.1%, 89.4%)
CMYK71.1%, 0%, 46.9%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,383,865
CSS custom property--colour: #42E479;

Brightness & contrast

Relative luminance0.58026WCAG 2.x, 0 is black and 1 is white
Perceived brightness183 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.61:1
Contrast with white1.67:1WCAG normal text: Fail
Contrast with black12.61:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#BD1B86

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E5D171no red cones; affects about 1% of men; ΔE 59.5 from the original
Deuteranopia#D2C381no green cones; the most common form, about 1% of men; ΔE 60.1 from the original
Tritanopia#00E0CBno blue cones; rare, and affects men and women equally; ΔE 45.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.67:1WCAG large text: Fail
Contrast with black, large text12.61:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 12.2Spring green · ΔE 16.4Pale green · ΔE 18.8Light green · ΔE 19Limegreen · ΔE 22.8Medium seagreen · ΔE 27.4
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 12.23, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E442AD
Analogous#5CE442, #42E4CA
Triadic#7942E4, #E47942
Split complementary#CA42E4, #E4425C
Tetradic#425CE4, #E442AD, #E4CA42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5FEF8
Lighter +30%#C8F7D8
Lighter +20%#9BF1B8
Lighter +10%#6FEA99
Darker −10%#1ED55C
Darker −20%#18A849
Darker −30%#127B36
Darker −40%#0B4F22
More saturated +25%#27FF70
Less saturated −25%#5DC982

Channel breakdown

R66
G228
B121
Red66 (25.9%)
Green228 (89.4%)
Blue121 (47.5%)
Hue140.37°
Saturation (HSL)75%
Lightness57.65%
Dominant channelGreen
Hex per channelR 42 · G E4 · B 79

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 “42e479” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.