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Colour

#57FFD4

  • #57FFD4
  • Cyan
  • Light
  • Nearest: Aquamarine

#57FFD4 is a cyan with RGB values 87, 255, 212 and HSL 165°, 100%, 67%. It is a light colour, so black text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#57FFD4#57FFD4
HEX#57FFD4
RGBrgb(87, 255, 212)
RGB (0–1)0.3412, 1, 0.8314
RGB percentages34.1%, 100%, 83.1%
HSLhsl(164.6, 100%, 67.1%)
HSV / HSBhsv(164.6, 65.9%, 100%)
CMYK65.9%, 0%, 16.9%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,767,124
CSS custom property--colour: #57FFD4;

Brightness & contrast

Relative luminance0.783WCAG 2.x, 0 is black and 1 is white
Perceived brightness213.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.66:1
Contrast with white1.26:1WCAG normal text: Fail
Contrast with black16.66:1WCAG normal text: AAA
Greyscale equivalent#D8D8D8
Inverted#A8002B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F7EFD2no red cones; affects about 1% of men; ΔE 51.6 from the original
Deuteranopia#E0DED7no green cones; the most common form, about 1% of men; ΔE 52.7 from the original
Tritanopia#00FFF2no blue cones; rare, and affects men and women equally; ΔE 16 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.26:1WCAG large text: Fail
Contrast with black, large text16.66:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 7.8Turquoise · ΔE 17.8Medium aquamarine · ΔE 21.2Aqua · ΔE 22.6Cyan · ΔE 22.6Medium turquoise · ΔE 26.6
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 7.79, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF5782
Analogous#57FF80, #57D6FF
Triadic#D457FF, #FFD457
Split complementary#FF57D6, #FF8057
Tetradic#8057FF, #FF5782, #D6FF57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F0FFFB
Lighter +20%#BDFFEE
Lighter +10%#8AFFE1
Darker −10%#24FFC7
Darker −20%#00F0B3
Darker −30%#00BD8D
Darker −40%#008A67
More saturated +25%#57FFD4
Less saturated −25%#6CEACA

Channel breakdown

R87
G255
B212
Red87 (34.1%)
Green255 (100%)
Blue212 (83.1%)
Hue164.64°
Saturation (HSL)100%
Lightness67.06%
Dominant channelGreen
Hex per channelR 57 · G FF · B D4

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Every value on this page was computed from “57ffd4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.