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Recognised as Colour

#40B900

  • #40B900
  • Green
  • Dark
  • Nearest: Limegreen

#40B900 is a green with RGB values 64, 185, 0 and HSL 99°, 100%, 36%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#40B900#40B900
HEX#40B900
RGBrgb(64, 185, 0)
RGB (0–1)0.251, 0.7255, 0
RGB percentages25.1%, 72.5%, 0%
HSLhsl(99.2, 100%, 36.3%)
HSV / HSBhsv(99.2, 100%, 72.5%)
CMYK65.4%, 0%, 100%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,241,664
CSS custom property--colour: #40B900;

Brightness & contrast

Relative luminance0.35788WCAG 2.x, 0 is black and 1 is white
Perceived brightness146 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.16:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.16:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#BF46FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BFA700no red cones; affects about 1% of men; ΔE 55.5 from the original
Deuteranopia#B09E27no green cones; the most common form, about 1% of men; ΔE 54.6 from the original
Tritanopia#2EB29Dno blue cones; rare, and affects men and women equally; ΔE 68.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.16:1WCAG large text: AAA

Named colours

Limegreen · ΔE 10.5Yellow green · ΔE 24.5Green · ΔE 27.4Forest green · ΔE 28.6Lawn green · ΔE 30.2Green yellow · ΔE 30.9
Nearest named CSS colourLimegreen (#32CD32)ΔE 10.51, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7900B9
Analogous#9DB900, #00B91C
Triadic#0040B9, #B90040
Split complementary#1C00B9, #B9009D
Tetradic#009DB9, #7900B9, #B91C00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B0FF86
Lighter +30%#8FFF53
Lighter +20%#6DFF20
Lighter +10%#52EC00
Darker −10%#2E8600
Darker −20%#1D5300
Darker −30%#0B2000
Darker −40%#000000
More saturated +25%#40B900
Less saturated −25%#47A217

Channel breakdown

R64
G185
B0
Red64 (25.1%)
Green185 (72.5%)
Blue0 (0%)
Hue99.24°
Saturation (HSL)100%
Lightness36.27%
Dominant channelGreen
Hex per channelR 40 · G B9 · B 00

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Every value on this page was computed from “40b900” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.