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Recognised as Colour

#09B280

  • #09B280
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#09B280 is a cyan with RGB values 9, 178, 128 and HSL 162°, 90%, 37%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#09B280#09B280
HEX#09B280
RGBrgb(9, 178, 128)
RGB (0–1)0.0353, 0.698, 0.502
RGB percentages3.5%, 69.8%, 50.2%
HSLhsl(162.2, 90.4%, 36.7%)
HSV / HSBhsv(162.2, 94.9%, 69.8%)
CMYK94.9%, 0%, 28.1%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer635,520
CSS custom property--colour: #09B280;

Brightness & contrast

Relative luminance0.33457WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.69:1
Contrast with white2.73:1WCAG normal text: Fail
Contrast with black7.69:1WCAG normal text: AAA
Greyscale equivalent#8A8A8A
Inverted#F64D7F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AEA47Dno red cones; affects about 1% of men; ΔE 48 from the original
Deuteranopia#9D9783no green cones; the most common form, about 1% of men; ΔE 48.9 from the original
Tritanopia#00B2A4no blue cones; rare, and affects men and women equally; ΔE 20.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.73:1WCAG large text: Fail
Contrast with black, large text7.69:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 9.5Sea green · ΔE 17.4Medium aquamarine · ΔE 17.5Light seagreen · ΔE 24.8Turquoise · ΔE 26.1Dark seagreen · ΔE 27.5
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 9.46, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B2093B
Analogous#09B22B, #098FB2
Triadic#8009B2, #B28009
Split complementary#B2098F, #B22B09
Tetradic#2C09B2, #B2093B, #90B209

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EF9D9
Lighter +30%#5DF7C9
Lighter +20%#2DF4B9
Lighter +10%#0BE3A3
Darker −10%#07815D
Darker −20%#04513A
Darker −30%#022017
Darker −40%#000000
More saturated +25%#00BB84
Less saturated −25%#209B76

Channel breakdown

R9
G178
B128
Red9 (3.5%)
Green178 (69.8%)
Blue128 (50.2%)
Hue162.25°
Saturation (HSL)90.37%
Lightness36.67%
Dominant channelGreen
Hex per channelR 09 · G B2 · B 80

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Every value on this page was computed from “09b280” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.