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Recognised as Colour

#57F0FF

  • #57F0FF
  • Cyan
  • Light
  • Nearest: Aqua

#57F0FF is a cyan with RGB values 87, 240, 255 and HSL 185°, 100%, 67%. It is a light colour, so black text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Aqua.

Colour values

#57F0FF#57F0FF
HEX#57F0FF
RGBrgb(87, 240, 255)
RGB (0–1)0.3412, 0.9412, 1
RGB percentages34.1%, 94.1%, 100%
HSLhsl(185.4, 100%, 67.1%)
HSV / HSBhsv(185.4, 65.9%, 100%)
CMYK65.9%, 5.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,763,327
CSS custom property--colour: #57F0FF;

Brightness & contrast

Relative luminance0.71566WCAG 2.x, 0 is black and 1 is white
Perceived brightness208.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.31:1
Contrast with white1.37:1WCAG normal text: Fail
Contrast with black15.31:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#A80F00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DEE7FFno red cones; affects about 1% of men; ΔE 37.7 from the original
Deuteranopia#C5D4FFno green cones; the most common form, about 1% of men; ΔE 39.5 from the original
Tritanopia#00F9F4no blue cones; rare, and affects men and women equally; ΔE 15.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.37:1WCAG large text: Fail
Contrast with black, large text15.31:1WCAG large text: AAA

Named colours

Aqua · ΔE 14.1Cyan · ΔE 14.1Dark turquoise · ΔE 14.4Medium turquoise · ΔE 15.4Turquoise · ΔE 18.6Pale turquoise · ΔE 20.3
Nearest named CSS colourAqua (#00FFFF)ΔE 14.08, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF6657
Analogous#57FFBA, #579CFF
Triadic#FF57F0, #F0FF57
Split complementary#FF579C, #FFBA57
Tetradic#BA57FF, #FF6657, #9CFF57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F0FEFF
Lighter +20%#BDF9FF
Lighter +10%#8AF5FF
Darker −10%#24EBFF
Darker −20%#00DBF0
Darker −30%#00ACBD
Darker −40%#007E8A
More saturated +25%#57F0FF
Less saturated −25%#6CDFEA

Channel breakdown

R87
G240
B255
Red87 (34.1%)
Green240 (94.1%)
Blue255 (100%)
Hue185.36°
Saturation (HSL)100%
Lightness67.06%
Dominant channelBlue
Hex per channelR 57 · G F0 · B FF

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Every value on this page was computed from “57f0ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.