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Recognised as Colour

#09B3BD

  • #09B3BD
  • Cyan
  • Dark
  • Nearest: Light seagreen

#09B3BD is a cyan with RGB values 9, 179, 189 and HSL 183°, 91%, 39%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#09B3BD#09B3BD
HEX#09B3BD
RGBrgb(9, 179, 189)
RGB (0–1)0.0353, 0.702, 0.7412
RGB percentages3.5%, 70.2%, 74.1%
HSLhsl(183.3, 90.9%, 38.8%)
HSV / HSBhsv(183.3, 95.2%, 74.1%)
CMYK95.2%, 5.3%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer635,837
CSS custom property--colour: #09B3BD;

Brightness & contrast

Relative luminance0.35972WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.19:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.19:1WCAG normal text: AAA
Greyscale equivalent#909090
Inverted#F64C42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A4ABBEno red cones; affects about 1% of men; ΔE 35.5 from the original
Deuteranopia#8F9BBEno green cones; the most common form, about 1% of men; ΔE 37.3 from the original
Tritanopia#00BBB6no blue cones; rare, and affects men and women equally; ΔE 9.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.56:1WCAG large text: Fail
Contrast with black, large text8.19:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 10.3Dark turquoise · ΔE 11.2Medium turquoise · ΔE 13.4Dark cyan · ΔE 16.1Cadetblue · ΔE 17Teal · ΔE 20.2
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 10.34, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD1309
Analogous#09BD6D, #0959BD
Triadic#BD09B3, #B3BD09
Split complementary#BD0959, #BD6D09
Tetradic#6D09BD, #BD1309, #59BD09

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98F5FA
Lighter +30%#67F0F8
Lighter +20%#37EBF5
Lighter +10%#0BE1EE
Darker −10%#07858C
Darker −20%#04575C
Darker −30%#02292B
Darker −40%#000000
More saturated +25%#00BBC6
Less saturated −25%#229DA4

Channel breakdown

R9
G179
B189
Red9 (3.5%)
Green179 (70.2%)
Blue189 (74.1%)
Hue183.33°
Saturation (HSL)90.91%
Lightness38.82%
Dominant channelBlue
Hex per channelR 09 · G B3 · B BD

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Every value on this page was computed from “09b3bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.