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Colour

#09AAAA

  • #09AAAA
  • Cyan
  • Dark
  • Nearest: Light seagreen

#09AAAA is a cyan with RGB values 9, 170, 170 and HSL 180°, 90%, 35%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#09AAAA#09AAAA
HEX#09AAAA
RGBrgb(9, 170, 170)
RGB (0–1)0.0353, 0.6667, 0.6667
RGB percentages3.5%, 66.7%, 66.7%
HSLhsl(180, 89.9%, 35.1%)
HSV / HSBhsv(180, 94.7%, 66.7%)
CMYK94.7%, 0%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer633,514
CSS custom property--colour: #09AAAA;

Brightness & contrast

Relative luminance0.3171WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.34:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.34:1WCAG normal text: AAA
Greyscale equivalent#888888
Inverted#F65555

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9EA1AAno red cones; affects about 1% of men; ΔE 36.4 from the original
Deuteranopia#8A93ABno green cones; the most common form, about 1% of men; ΔE 37.4 from the original
Tritanopia#00B0AAno blue cones; rare, and affects men and women equally; ΔE 4.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.34:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 5.4Dark cyan · ΔE 11.9Dark turquoise · ΔE 13.5Medium turquoise · ΔE 14.1Cadetblue · ΔE 15.9Teal · ΔE 16.2
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 5.37, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA0909
Analogous#09AA5A, #095AAA
Triadic#AA09AA, #AAAA09
Split complementary#AA095A, #AA5A09
Tetradic#5A09AA, #AA0909, #5AAA09

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#86F9F9
Lighter +30%#56F6F6
Lighter +20%#26F3F3
Lighter +10%#0CDADA
Darker −10%#067A7A
Darker −20%#044949
Darker −30%#011919
Darker −40%#000000
More saturated +25%#00B3B3
Less saturated −25%#1F9494

Channel breakdown

R9
G170
B170
Red9 (3.5%)
Green170 (66.7%)
Blue170 (66.7%)
Hue180°
Saturation (HSL)89.94%
Lightness35.1%
Dominant channelGreen and Blue
Hex per channelR 09 · G AA · B AA

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Every value on this page was computed from “09aaaa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.