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Recognised as Colour

#89DDDE

  • #89DDDE
  • Cyan
  • Light
  • Nearest: Pale turquoise

#89DDDE is a cyan with RGB values 137, 221, 222 and HSL 181°, 56%, 70%. It is a light colour, so black text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#89DDDE#89DDDE
HEX#89DDDE
RGBrgb(137, 221, 222)
RGB (0–1)0.5373, 0.8667, 0.8706
RGB percentages53.7%, 86.7%, 87.1%
HSLhsl(180.7, 56.3%, 70.4%)
HSV / HSBhsv(180.7, 38.3%, 87.1%)
CMYK38.3%, 0.5%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,035,230
CSS custom property--colour: #89DDDE;

Brightness & contrast

Relative luminance0.62305WCAG 2.x, 0 is black and 1 is white
Perceived brightness199.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.46:1
Contrast with white1.56:1WCAG normal text: Fail
Contrast with black13.46:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#762221

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D3D6DEno red cones; affects about 1% of men; ΔE 26.1 from the original
Deuteranopia#C3CADFno green cones; the most common form, about 1% of men; ΔE 27.1 from the original
Tritanopia#64E2DDno blue cones; rare, and affects men and women equally; ΔE 10.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.56:1WCAG large text: Fail
Contrast with black, large text13.46:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 9.2Powder blue · ΔE 11.5Medium turquoise · ΔE 13.7Light blue · ΔE 14.6Sky blue · ΔE 16.9Dark turquoise · ΔE 17.5
Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 9.16, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DE8A89
Analogous#89DEB4, #89B2DE
Triadic#DE89DD, #DDDE89
Split complementary#DE89B2, #DEB489
Tetradic#B589DE, #DE8A89, #B3DE89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#D9F4F4
Lighter +10%#B1E8E9
Darker −10%#61D2D3
Darker −20%#39C6C8
Darker −30%#2DA0A1
Darker −40%#227879
More saturated +25%#76EFF1
Less saturated −25%#9CCBCB

Channel breakdown

R137
G221
B222
Red137 (53.7%)
Green221 (86.7%)
Blue222 (87.1%)
Hue180.71°
Saturation (HSL)56.29%
Lightness70.39%
Dominant channelBlue
Hex per channelR 89 · G DD · B DE

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Every value on this page was computed from “89ddde” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.