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Recognised as Colour

#09B57D

  • #09B57D
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#09B57D is a cyan with RGB values 9, 181, 125 and HSL 160°, 91%, 37%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#09B57D#09B57D
HEX#09B57D
RGBrgb(9, 181, 125)
RGB (0–1)0.0353, 0.7098, 0.4902
RGB percentages3.5%, 71%, 49%
HSLhsl(160.5, 90.5%, 37.3%)
HSV / HSBhsv(160.5, 95%, 71%)
CMYK95%, 0%, 30.9%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer636,285
CSS custom property--colour: #09B57D;

Brightness & contrast

Relative luminance0.34586WCAG 2.x, 0 is black and 1 is white
Perceived brightness145 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.92:1
Contrast with white2.65:1WCAG normal text: Fail
Contrast with black7.92:1WCAG normal text: AAA
Greyscale equivalent#8C8C8C
Inverted#F64A82

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B2A77Ano red cones; affects about 1% of men; ΔE 49.4 from the original
Deuteranopia#A09A81no green cones; the most common form, about 1% of men; ΔE 50 from the original
Tritanopia#00B5A6no blue cones; rare, and affects men and women equally; ΔE 23.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.65:1WCAG large text: Fail
Contrast with black, large text7.92:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 7.4Sea green · ΔE 18.6Medium aquamarine · ΔE 19.5Turquoise · ΔE 28.2Light seagreen · ΔE 28.2Aquamarine · ΔE 28.6
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 7.37, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B50941
Analogous#09B527, #0997B5
Triadic#7D09B5, #B57D09
Split complementary#B50997, #B52709
Tetradic#2709B5, #B50941, #97B509

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#90FAD7
Lighter +30%#60F7C6
Lighter +20%#2FF5B4
Lighter +10%#0BE69F
Darker −10%#07845B
Darker −20%#04543A
Darker −30%#022318
Darker −40%#000000
More saturated +25%#00BE80
Less saturated −25%#219D75

Channel breakdown

R9
G181
B125
Red9 (3.5%)
Green181 (71%)
Blue125 (49%)
Hue160.47°
Saturation (HSL)90.53%
Lightness37.25%
Dominant channelGreen
Hex per channelR 09 · G B5 · B 7D

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Every value on this page was computed from “09b57d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.