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Recognised as Colour

#55B9BE

  • #55B9BE
  • Cyan
  • Dark
  • Nearest: Light seagreen

#55B9BE is a cyan with RGB values 85, 185, 190 and HSL 183°, 45%, 54%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#55B9BE#55B9BE
HEX#55B9BE
RGBrgb(85, 185, 190)
RGB (0–1)0.3333, 0.7255, 0.7451
RGB percentages33.3%, 72.5%, 74.5%
HSLhsl(182.9, 44.7%, 53.9%)
HSV / HSBhsv(182.9, 55.3%, 74.5%)
CMYK55.3%, 2.6%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,618,110
CSS custom property--colour: #55B9BE;

Brightness & contrast

Relative luminance0.40347WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.07:1
Contrast with white2.32:1WCAG normal text: Fail
Contrast with black9.07:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#AA4641

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADB2BFno red cones; affects about 1% of men; ΔE 28.8 from the original
Deuteranopia#9CA5BFno green cones; the most common form, about 1% of men; ΔE 30.1 from the original
Tritanopia#00BFBAno blue cones; rare, and affects men and women equally; ΔE 12.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.32:1WCAG large text: Fail
Contrast with black, large text9.07:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 11.8Cadetblue · ΔE 12.3Medium turquoise · ΔE 12.5Dark turquoise · ΔE 13.8Dark cyan · ΔE 17.9Sky blue · ΔE 18.7
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 11.83, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BE5A55
Analogous#55BE8F, #5584BE
Triadic#BE55B9, #B9BE55
Split complementary#BE5584, #BE8E55
Tetradic#8F55BE, #BE5A55, #85BE55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9F6F6
Lighter +30%#C4E7E8
Lighter +20%#9FD7DA
Lighter +10%#7AC8CC
Darker −10%#3E9DA2
Darker −20%#30797D
Darker −30%#225658
Darker −40%#143233
More saturated +25%#38D4DB
Less saturated −25%#729EA1

Channel breakdown

R85
G185
B190
Red85 (33.3%)
Green185 (72.5%)
Blue190 (74.5%)
Hue182.86°
Saturation (HSL)44.68%
Lightness53.92%
Dominant channelBlue
Hex per channelR 55 · G B9 · B BE

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Every value on this page was computed from “55b9be” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.