Nerdulator> put something in

Recognised as Colour

#42FF8B

  • #42FF8B
  • Green
  • Light
  • Nearest: Spring green

#42FF8B is a green with RGB values 66, 255, 139 and HSL 143°, 100%, 63%. It is a light colour, so black text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#42FF8B#42FF8B
HEX#42FF8B
RGBrgb(66, 255, 139)
RGB (0–1)0.2588, 1, 0.5451
RGB percentages25.9%, 100%, 54.5%
HSLhsl(143.2, 100%, 62.9%)
HSV / HSBhsv(143.2, 74.1%, 100%)
CMYK74.1%, 0%, 45.5%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,390,795
CSS custom property--colour: #42FF8B;

Brightness & contrast

Relative luminance0.74542WCAG 2.x, 0 is black and 1 is white
Perceived brightness204.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.91:1
Contrast with white1.32:1WCAG normal text: Fail
Contrast with black15.91:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#BD0074

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE982no red cones; affects about 1% of men; ΔE 65.8 from the original
Deuteranopia#EADA93no green cones; the most common form, about 1% of men; ΔE 66.2 from the original
Tritanopia#00FBE3no blue cones; rare, and affects men and women equally; ΔE 47.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.32:1WCAG large text: Fail
Contrast with black, large text15.91:1WCAG large text: AAA

Named colours

Spring green · ΔE 8Medium spring green · ΔE 10Pale green · ΔE 22.6Light green · ΔE 24.9Limegreen · ΔE 25.5Medium seagreen · ΔE 37.3
Nearest named CSS colourSpring green (#00FF7F)ΔE 7.96, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF42B6
Analogous#58FF42, #42FFE9
Triadic#8B42FF, #FF8B42
Split complementary#E942FF, #FF4258
Tetradic#4258FF, #FF42B6, #FFE942

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DBFFE9
Lighter +20%#A8FFCA
Lighter +10%#75FFAA
Darker −10%#0FFF6C
Darker −20%#00DB55
Darker −30%#00A841
Darker −40%#00752D
More saturated +25%#42FF8B
Less saturated −25%#5AE790

Channel breakdown

R66
G255
B139
Red66 (25.9%)
Green255 (100%)
Blue139 (54.5%)
Hue143.17°
Saturation (HSL)100%
Lightness62.94%
Dominant channelGreen
Hex per channelR 42 · G FF · B 8B

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 “42ff8b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.