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Recognised as Colour

#57AA57

  • #57AA57
  • Green
  • Dark
  • Nearest: Medium seagreen

#57AA57 is a green with RGB values 87, 170, 87 and HSL 120°, 33%, 50%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#57AA57#57AA57
HEX#57AA57
RGBrgb(87, 170, 87)
RGB (0–1)0.3412, 0.6667, 0.3412
RGB percentages34.1%, 66.7%, 34.1%
HSLhsl(120, 32.8%, 50.4%)
HSV / HSBhsv(120, 48.8%, 66.7%)
CMYK48.8%, 0%, 48.8%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,745,239
CSS custom property--colour: #57AA57;

Brightness & contrast

Relative luminance0.31464WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.29:1
Contrast with white2.88:1WCAG normal text: Fail
Contrast with black7.29:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#A855A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AD9D50no red cones; affects about 1% of men; ΔE 38.9 from the original
Deuteranopia#A2955Dno green cones; the most common form, about 1% of men; ΔE 39.4 from the original
Tritanopia#4CA697no blue cones; rare, and affects men and women equally; ΔE 37.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.88:1WCAG large text: Fail
Contrast with black, large text7.29:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 12.4Forest green · ΔE 17.4Sea green · ΔE 19Olivedrab · ΔE 22.1Light green · ΔE 24Green · ΔE 24.2
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 12.35, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA57AA
Analogous#81AA57, #57AA81
Triadic#5757AA, #AA5757
Split complementary#8157AA, #AA5781
Tetradic#5781AA, #AA57AA, #AA8157

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEEFDE
Lighter +30%#BDDDBD
Lighter +20%#9BCC9B
Lighter +10%#79BB79
Darker −10%#458945
Darker −20%#346734
Darker −30%#234523
Darker −40%#122312
More saturated +25%#37CA37
Less saturated −25%#778A77

Channel breakdown

R87
G170
B87
Red87 (34.1%)
Green170 (66.7%)
Blue87 (34.1%)
Hue120°
Saturation (HSL)32.81%
Lightness50.39%
Dominant channelGreen
Hex per channelR 57 · G AA · B 57

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Every value on this page was computed from “57aa57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.