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Recognised as Colour

#11AAB9

  • #11AAB9
  • Cyan
  • Dark
  • Nearest: Light seagreen

#11AAB9 is a cyan with RGB values 17, 170, 185 and HSL 185°, 83%, 40%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#11AAB9#11AAB9
HEX#11AAB9
RGBrgb(17, 170, 185)
RGB (0–1)0.0667, 0.6667, 0.7255
RGB percentages6.7%, 66.7%, 72.5%
HSLhsl(185.4, 83.2%, 39.6%)
HSV / HSBhsv(185.4, 90.8%, 72.5%)
CMYK90.8%, 8.1%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,157,817
CSS custom property--colour: #11AAB9;

Brightness & contrast

Relative luminance0.32371WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.47:1
Contrast with white2.81:1WCAG normal text: Fail
Contrast with black7.47:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#EE5546

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9AA3BAno red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#8694B9no green cones; the most common form, about 1% of men; ΔE 33.8 from the original
Tritanopia#00B2AEno blue cones; rare, and affects men and women equally; ΔE 12.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.81:1WCAG large text: Fail
Contrast with black, large text7.47:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 13.9Dark cyan · ΔE 14.5Cadetblue · ΔE 15Dark turquoise · ΔE 15.9Medium turquoise · ΔE 17.9Teal · ΔE 18.1
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 13.9, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B92011
Analogous#11B974, #1156B9
Triadic#B911AA, #AAB911
Split complementary#B91156, #B97411
Tetradic#7411B9, #B92011, #56B911

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0EFF6
Lighter +30%#71E6F2
Lighter +20%#42DEEE
Lighter +10%#15D5E8
Darker −10%#0D7F8A
Darker −20%#08545C
Darker −30%#04292D
Darker −40%#000000
More saturated +25%#00B8CA
Less saturated −25%#2A95A0

Channel breakdown

R17
G170
B185
Red17 (6.7%)
Green170 (66.7%)
Blue185 (72.5%)
Hue185.36°
Saturation (HSL)83.17%
Lightness39.61%
Dominant channelBlue
Hex per channelR 11 · G AA · B B9

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Every value on this page was computed from “11aab9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.