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Recognised as Colour

#57DBC4

  • #57DBC4
  • Cyan
  • Light
  • Nearest: Turquoise

#57DBC4 is a cyan with RGB values 87, 219, 196 and HSL 170°, 65%, 60%. It is a light colour, so black text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#57DBC4#57DBC4
HEX#57DBC4
RGBrgb(87, 219, 196)
RGB (0–1)0.3412, 0.8588, 0.7686
RGB percentages34.1%, 85.9%, 76.9%
HSLhsl(169.5, 64.7%, 60%)
HSV / HSBhsv(169.5, 60.3%, 85.9%)
CMYK60.3%, 0%, 10.5%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,757,892
CSS custom property--colour: #57DBC4;

Brightness & contrast

Relative luminance0.56675WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.33:1
Contrast with white1.7:1WCAG normal text: Fail
Contrast with black12.33:1WCAG normal text: AAA
Greyscale equivalent#BDBDBD
Inverted#A8243B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D2CFC3no red cones; affects about 1% of men; ΔE 41 from the original
Deuteranopia#BFC0C6no green cones; the most common form, about 1% of men; ΔE 42.5 from the original
Tritanopia#00DED4no blue cones; rare, and affects men and women equally; ΔE 9.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.7:1WCAG large text: Fail
Contrast with black, large text12.33:1WCAG large text: AAA

Named colours

Turquoise · ΔE 5.4Medium aquamarine · ΔE 9.4Medium turquoise · ΔE 10.3Dark turquoise · ΔE 14.9Aquamarine · ΔE 15.7Light seagreen · ΔE 16.3
Nearest named CSS colourTurquoise (#40E0D0)ΔE 5.4, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB576E
Analogous#57DB82, #57B0DB
Triadic#C457DB, #DBC457
Split complementary#DB57B0, #DB8257
Tetradic#8257DB, #DB576E, #B0DB57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D5F6F0
Lighter +20%#ABEDE1
Lighter +10%#81E4D3
Darker −10%#2DD2B5
Darker −20%#24A891
Darker −30%#1B7E6D
Darker −40%#125448
More saturated +25%#3DF4D5
Less saturated −25%#71C2B3

Channel breakdown

R87
G219
B196
Red87 (34.1%)
Green219 (85.9%)
Blue196 (76.9%)
Hue169.55°
Saturation (HSL)64.71%
Lightness60%
Dominant channelGreen
Hex per channelR 57 · G DB · B C4

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Every value on this page was computed from “57dbc4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.