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Recognised as Colour

#57BDAC

  • #57BDAC
  • Cyan
  • Dark
  • Nearest: Light seagreen

#57BDAC is a cyan with RGB values 87, 189, 172 and HSL 170°, 44%, 54%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#57BDAC#57BDAC
HEX#57BDAC
RGBrgb(87, 189, 172)
RGB (0–1)0.3412, 0.7412, 0.6745
RGB percentages34.1%, 74.1%, 67.5%
HSLhsl(170, 43.6%, 54.1%)
HSV / HSBhsv(170, 54%, 74.1%)
CMYK54%, 0%, 9%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,750,188
CSS custom property--colour: #57BDAC;

Brightness & contrast

Relative luminance0.414WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.28:1
Contrast with white2.26:1WCAG normal text: Fail
Contrast with black9.28:1WCAG normal text: AAA
Greyscale equivalent#A6A6A6
Inverted#A84253

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B6B3ABno red cones; affects about 1% of men; ΔE 33.9 from the original
Deuteranopia#A6A7ADno green cones; the most common form, about 1% of men; ΔE 34.8 from the original
Tritanopia#14C0B8no blue cones; rare, and affects men and women equally; ΔE 9.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.26:1WCAG large text: Fail
Contrast with black, large text9.28:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 8.4Medium turquoise · ΔE 10.8Medium aquamarine · ΔE 11.1Dark turquoise · ΔE 15.3Turquoise · ΔE 15.3Cadetblue · ΔE 18.3
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 8.38, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD5768
Analogous#57BD79, #579BBD
Triadic#AC57BD, #BDAC57
Split complementary#BD579B, #BD7957
Tetradic#7957BD, #BD5768, #9BBD57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9F7F4
Lighter +30%#C5E8E2
Lighter +20%#A0DAD0
Lighter +10%#7CCBBE
Darker −10%#3FA291
Darker −20%#317D70
Darker −30%#23584F
Darker −40%#14342E
More saturated +25%#3ADAC0
Less saturated −25%#74A099

Channel breakdown

R87
G189
B172
Red87 (34.1%)
Green189 (74.1%)
Blue172 (67.5%)
Hue170°
Saturation (HSL)43.59%
Lightness54.12%
Dominant channelGreen
Hex per channelR 57 · G BD · B AC

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