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Recognised as Colour

#40EF90

  • #40EF90
  • Green
  • Light
  • Nearest: Medium spring green

#40EF90 is a green with RGB values 64, 239, 144 and HSL 147°, 85%, 59%. It is a light colour, so black text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#40EF90#40EF90
HEX#40EF90
RGBrgb(64, 239, 144)
RGB (0–1)0.251, 0.9373, 0.5647
RGB percentages25.1%, 93.7%, 56.5%
HSLhsl(147.4, 84.5%, 59.4%)
HSV / HSBhsv(147.4, 73.2%, 93.7%)
CMYK73.2%, 0%, 39.7%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,255,632
CSS custom property--colour: #40EF90;

Brightness & contrast

Relative luminance0.64837WCAG 2.x, 0 is black and 1 is white
Perceived brightness192.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.97:1
Contrast with white1.5:1WCAG normal text: Fail
Contrast with black13.97:1WCAG normal text: AAA
Greyscale equivalent#C3C3C3
Inverted#BF106F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#EFDC89no red cones; affects about 1% of men; ΔE 60.5 from the original
Deuteranopia#DACD96no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#00ECD7no blue cones; rare, and affects men and women equally; ΔE 39.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.5:1WCAG large text: Fail
Contrast with black, large text13.97:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 7.1Pale green · ΔE 17.9Light green · ΔE 18.5Spring green · ΔE 18.8Medium seagreen · ΔE 26.7Limegreen · ΔE 30.3
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 7.07, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF409F
Analogous#47EF40, #40EFE8
Triadic#9040EF, #EF9040
Split complementary#E840EF, #EF4047
Tetradic#4047EF, #EF409F, #EFE840

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FCFFFD
Lighter +30%#CDFBE2
Lighter +20%#9EF7C7
Lighter +10%#6FF3AB
Darker −10%#13E975
Darker −20%#10B95D
Darker −30%#0C8A46
Darker −40%#085B2E
More saturated +25%#30FF8F
Less saturated −25%#5AD592

Channel breakdown

R64
G239
B144
Red64 (25.1%)
Green239 (93.7%)
Blue144 (56.5%)
Hue147.43°
Saturation (HSL)84.54%
Lightness59.41%
Dominant channelGreen
Hex per channelR 40 · G EF · B 90

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Every value on this page was computed from “40ef90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.